selected scholarly activity
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chapters
- Perspectives on child psychiatric disorder in Canada. 216-226. 2010
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journal articles
- Variations in Conduct, Attention Deficit Hyperactivity Disorder, Mood and Anxiety Disorders Among Children and Youth from Immigrant, Refugee, and Non-Immigrant Backgrounds in British Columbia, Canada: A Population-Based Study.. Child Psychiatry and Human Development. 1-13. 2025
- Interactions between early-life adversity, pandemic stress, and social support on psychiatric disorders in a nationally representative sample of Canadian adults.. Social Psychiatry and Psychiatric Epidemiology. 1-13. 2025
- Parental employment quality and the mental health and school performance of children and youth.. Journal of Epidemiology and Community Health. jech-2024-223366. 2025
- Is Evidence on Mental Health Service Use Among Children & Youth During the COVID-19 Pandemic Transportable Across Settings?. Journal of Adolescent Health. 76:346-347. 2025
- High Intensity Physician-Based Service Use for Mental Health Concerns in a General-Population Sample of Children and Youth: Utilisation des services de haute intensité dispensés par des médecins pour les problèmes de santé mentale dans un échantillon d'enfants et de jeunes de la population générale.. Canadian Journal of Psychiatry. 70:127-135. 2025
- Childhood poverty, social support, immigration background and adolescent health and life satisfaction: A population-based longitudinal study.. Journal of Adolescence. 97:165-179. 2025
- Psychometric Evidence for the School Organizational Conditions for Mental Health Programming Measure: Assessing the Organizational Context for Implementing Evidence-Informed Programming in Ontario Schools. School Mental Health. 2025
- Psychometric Evidence for the School Organizational Conditions for Mental Health Programming Measure: Assessing the Organizational Context for Implementing Evidence-Informed Programming in Ontario Schools (Jan, 10.1007/s12310-025-09742-5, 2025). School Mental Health. 2025
- Correction to: Targeted Child Mental Health Prevention and Parenting Support Within a Canadian Context: A Randomized Controlled Trial Evaluating the U.S.-Developed Family Check-Up®.. Prevention Science. 2024
- Changes in peer belonging, school climate, and the emotional health of immigrant, refugee, and non-immigrant early adolescents.. Journal of Adolescence. 96:1901-1916. 2024
- The association between teacher distress and student mental health outcomes: a cross-sectional study using data from the school mental health survey.. BMC Psychology. 12:583. 2024
- The science of child and adolescent mental health in Greece: a nationwide systematic review. European Child and Adolescent Psychiatry. 33:3359-3375. 2024
- Understanding priorities and needs for child and adolescent mental health in Greece from multiple informants: an open resource dataset. European Child and Adolescent Psychiatry. 33:3649-3665. 2024
- Examining temporal trends in psychological distress and the co-occurrence of common substance use in a population-based sample of grade 7–12 students from 2013 to 2019. Social Psychiatry and Psychiatric Epidemiology. 59:1367-1377. 2024
- The Association Between Autism Symptomatology and Adaptive Functioning Over Six Months: Findings from the Pilot Phase of the PARC Study. Journal of Autism and Developmental Disorders. 2024
- Individual- and family-level associations between child psychopathology and parenting. Development and Psychopathology. 36:944-952. 2024
- The Pediatric Autism Research Cohort (PARC) Study: protocol for a patient-oriented prospective study examining trajectories of functioning in children with autism. BMJ Open. 14:e083045-e083045. 2024
- Worldwide Prevalence and Disability From Mental Disorders Across Childhood and Adolescence. JAMA psychiatry. 81:347-347. 2024
- Early substance use and the school environment: A multilevel latent class analysis. Journal of the Canadian Academy of Child and Adolescent Psychiatry. 33:e1-e24. 2024
- Identifying patterns of substance use and mental health concerns among adolescents in an outpatient mental health program using latent profile analysis. European Child and Adolescent Psychiatry. 33:739-747. 2024
- Translation and cross-cultural adaptation of seventeen widely-used assessment instruments for child and adolescent mental health in Greece. Journal of Patient-Reported Outcomes. 8:18. 2024
- Comparing mental health semi-structured diagnostic interviews and symptom checklists to predict poor life outcomes: an 8-year cohort study from childhood to young adulthood in Brazil. The Lancet Global Health. 12:e79-e89. 2024
- Playing for more than winning: Exploring sports participation, physical activity, and belongingness and their relationship with patterns of adolescent substance use and mental health. Drug and Alcohol Dependence. 254:111039-111039. 2024
- Surveillance of Child and Youth Mental Disorders and Associated Service Use in Canada. Canadian Journal of Psychiatry. 68:819-825. 2023
- Mental Health of Immigrant Children and Adolescents (6–17 Years) in Canada: Evidence from the Canadian Health Measures Survey. International Journal of Environmental Research and Public Health. 20:6997-6997. 2023
- Longitudinal studies of child mental disorders in the general population: A systematic review of study characteristics. JCPP Advances. 3:e12186. 2023
- Social Disparities in Mental Health Service Use Among Children and Youth in Ontario: Evidence From a General, Population-Based Survey. Canadian Journal of Psychiatry. 68:596-604. 2023
- Reimagining mental health care for newcomer children and families: a qualitative framework analysis of service provider perspectives. BMC Health Services Research. 23:699. 2023
- Neighbourhood context and diagnosed mental health conditions among immigrant and non-immigrant youth: a population-based cohort study in British Columbia, Canada. Social Psychiatry and Psychiatric Epidemiology. 58:693-709. 2023
- Problem checklists and standardized diagnostic interviews: evidence of psychometric equivalence for classifying psychiatric disorder among children and youth in epidemiological studies. Journal of Child Psychology and Psychiatry. 64:779-786. 2023
- Comparing youth with vs without outpatient mental health services on subsequent acute mental health care visits. Social Psychiatry and Psychiatric Epidemiology. 58:501-504. 2023
- Resettlement, mental health, and coping: a mixed methods survey with recently resettled refugee parents in Canada. BMC International Health and Human Rights. 23:386. 2023
- A cross-sectional study of organized activity participation and emotional wellbeing among non-immigrant and immigrant-origin children in British Columbia, Canada. Preventive Medicine Reports. 31:102052-102052. 2023
- Correlates of child mental health and substance use related emergency department visits in Ontario: A linked population survey and administrative health data study. International Journal of Population Data Science. 8:2152. 2023
- Strengthening Community Roots: Anchoring Newcomers in Wellness and Sustainability (SCORE!): A protocol for the co-design and evaluation of a healthy active living program among a newcomer community in Canada. PLoS ONE. 18:e0288851-e0288851. 2023
- Adolescent health outcomes: associations with child maltreatment and peer victimization. BMC International Health and Human Rights. 22:905. 2022
- Characterizing mental health related service contacts in children and youth: a linkage study of health survey and administrative data. Child and Adolescent Psychiatry and Mental Health. 16:48. 2022
- Young mothers’ use of and experiences with mental health care services in Ontario, Canada: a qualitative descriptive study. BMC Women's Health. 22:214. 2022
- Individual- and school-level patterns of substance use and mental health symptoms in a population-based sample of secondary students: A multilevel latent profile analysis. Drug and Alcohol Dependence. 240:109647-109647. 2022
- Provincial and Territorial Variation in Barriers in Accessing Healthcare for Children and Youth With Mental and Neurodevelopmental Health Concerns in Canada. Canadian Journal of Psychiatry. 67:868-870. 2022
- The role of socioemotional wellbeing difficulties and adversity in the L2 acquisition of first-generation refugee children. Bilingualism: Language and Cognition. 25:921-933. 2022
- Parenthood and well‐being: Examining time pressure and religious practices in a Canadian national sample of immigrants and non‐immigrants. Journal of Social Issues, The. 78:669-690. 2022
- Prevalence and Correlates of Physical-mental Multimorbidity in Outpatient Children From a Pediatric Hospital in Canada. Canadian Journal of Psychiatry. 67:626-637. 2022
- Neighbourhood and family correlates of immigrant children’s mental health: a population-based cross-sectional study in Canada. BMC Psychiatry. 22:447. 2022
- Primary Care Provider and Child Characteristics Associated with Age of Diagnosis of Autism Spectrum Disorder: A Population-Based Cohort Study. Journal of Autism and Developmental Disorders. 52:2896-2910. 2022
- Resilience in the Face of Adversity: Family Processes and the Immigrant Paradox in Youth Externalizing Problems. Canadian Journal of Psychiatry. 67:565-574. 2022
- The influence of minority stress on the neurobiological correlates of executive functioning. Quantitative Imaging in Medicine and Surgery. 12:4013-4015. 2022
- Using Implementation Science to Optimize School Mental Health During the Covid-19 Pandemic. Canadian Journal of Community Mental Health. 41:5-21. 2022
- Social context factors and refugee children’s emotional health. Social Psychiatry and Psychiatric Epidemiology. 57:829-841. 2022
- The 25-Item Ontario Child Health Study Emotional Behavioural Scales-Brief Version (OCHS-EBS-B): Test-Retest Reliability and Construct Validity When Used as Categorical Measures. Canadian Journal of Psychiatry. 67:306-315. 2022
- Examining the unique contributions of parental and youth maltreatment in association with youth mental health problems. Child Abuse and Neglect. 124:105451-105451. 2022
- Prevalence of Mental Health Disorders Among Immigrant, Refugee, and Nonimmigrant Children and Youth in British Columbia, Canada. JAMA network open. 5:e2144934-e2144934. 2022
- Prevalence of childhood mental disorders in high-income countries: a systematic review and meta-analysis to inform policymaking. Evidence-Based Mental Health. 25:36-44. 2022
- Reading Between the Lines: A Pursuit of Estimating the Population Prevalence of Mental Illness Using Multiple Data Sources. Canadian Journal of Psychiatry. 67:101-103. 2022
- Estimating prevalence of child and youth mental disorder and mental health-related service contacts: a comparison of survey data and linked administrative health data. Epidemiology and Psychiatric Sciences. 31:e35. 2022
- The CAMP study: feasibility and clinical correlates of standardized assessments of substance use in a youth psychiatric inpatient sample. Child and Adolescent Psychiatry and Mental Health. 15:48. 2021
- Expanding the evidence for population mental health in Canada: a call to action for evidence-informed policy and practice. Chronic Diseases and Injuries in Canada. 41:321-324. 2021
- Thriving, catching up, falling behind: Immigrant and refugee children’s kindergarten competencies and later academic achievement.. Journal of Educational Psychology. 113:1387-1404. 2021
- Food insecurity, state fragility and youth mental health: A global perspective. SSM - Population Health. 14:100764-100764. 2021
- Understanding Mental Health and Identity from Syrian Refugee Adolescents’ Perspectives. International Journal of Mental Health and Addiction. 19:764-777. 2021
- Cohort Profile: Multimorbidity in Children and Youth Across the Life-course (MY LIFE) Study.. Journal of the Canadian Academy of Child and Adolescent Psychiatry. 30:104-115. 2021
- The joint association of family-level inadequate housing and neighbourhood-level antisocial behaviour with child mental health problems. Children and Youth Services Review. 122:105874-105874. 2021
- Investigating the Associations Between Child Autistic Symptoms, Socioeconomic Context, and Family Life: A Pilot Study. Frontiers in Rehabilitation Sciences. 2:748346. 2021
- Relative food insecurity, mental health and wellbeing in 160 countries. Social Science and Medicine. 268:113556-113556. 2021
- The impact of COVID-19 on the mental health of Canadian children and youth. Facets. 6:1628-1648. 2021
- A protocol for a scoping review of equity measurement in mental health care for children and youth. Systematic Reviews. 9:233. 2020
- Association between neighbourhood socioeconomic status and developmental vulnerability of kindergarten children with Autism Spectrum Disorder: A population level study. SSM - Population Health. 12:100662-100662. 2020
- Examining Associations Between Physical Activity and Academic Performance in a Large Sample of Ontario Students: The Role of Inattention and Hyperactivity. Journal of physical activity & health. 17:1231-1239. 2020
- Problematic internet use in children and adolescents: associations with psychiatric disorders and impairment. BMC Psychiatry. 20:252. 2020
- Differential associations between passive and active forms of screen time and adolescent mood and anxiety disorders. Social Psychiatry and Psychiatric Epidemiology. 55:1469-1478. 2020
- Patterns of substance use among adolescents: A systematic review. Drug and Alcohol Dependence. 216:108222-108222. 2020
- Area-Level Variation in Children’s Unmet Need for Community-Based Mental Health Services: Findings from the 2014 Ontario Child Health Study. Administration and Policy in Mental Health and Mental Health Services Research. 47:665-679. 2020
- Exploring the Participation Patterns and Impact of Environment in Preschool Children with ASD. International Journal of Environmental Research and Public Health. 17:5677-5677. 2020
- Social assistance and trajectories of child mental health problems in Canada: evidence from the National Longitudinal Survey of Children and Youth. Canadian Journal of Public Health. 111:585-593. 2020
- Teacher-student relationships and mental health help seeking behaviors among elementary and secondary students in Ontario Canada. Journal of School Psychology. 81:1-10. 2020
- Housing Tenure and Youth Trajectories of Mental Health in Canada. Canadian Journal of Community Mental Health. 39:41-57. 2020
- Prevalence and Correlates of Sexting Behaviors in a Provincially Representative Sample of Adolescents. Canadian Journal of Psychiatry. 65:401-408. 2020
- Cannabis Use as a Risk Factor for Depression, Anxiety, and Suicidality. Journal of Addictions Nursing. 31:92-101. 2020
- Neighbourhood-level prevalence of teacher-reported Autism Spectrum Disorder among kindergarten children in Canada: A population level study. SSM - Population Health. 10:100520-100520. 2020
- The Mental Health of Young Canadian Mothers. Journal of Adolescent Health. 66:464-469. 2020
- Variation in Teachers’ Reported Use of Classroom Management and Behavioral Health Strategies by Grade Level. School Mental Health. 12:67-76. 2020
- Temporal Changes in the Cross-Sectional Associations between Cannabis Use, Suicidal Ideation, and Depression in a Nationally Representative Sample of Canadian Adults in 2012 Compared to 2002. Canadian Journal of Psychiatry. 65:070674371985407-070674371985407. 2020
- Child maltreatment and sleep problems among adolescents in Ontario: A cross sectional study. Child Abuse and Neglect. 99:104309-104309. 2020
- Examining the relationships between parent experiences and youth self-reports of slapping/spanking: a population-based cross-sectional study. BMC International Health and Human Rights. 19:1345. 2019
- Multimorbidity in Children and Youth Across the Life-course (MY LIFE): protocol of a Canadian prospective study. BMJ Open. 9:e034544-e034544. 2019
- Association of immigrant generational status with asthma. Canadian Journal of Public Health. 110:462-471. 2019
- Mental–Physical Multimorbidity in Youth: Associations with Individual, Family, and Health Service Use Outcomes. Child Psychiatry and Human Development. 50:400-410. 2019
- The 2014 Ontario Child Health Study Emotional Behavioural Scales (OCHS-EBS) Part I: A Checklist for Dimensional Measurement of SelectedDSM-5Disorders. Canadian Journal of Psychiatry. 64:423-433. 2019
- The 2014 Ontario Child Health Study Emotional Behavioural Scales (OCHS-EBS) Part II: Psychometric Adequacy for Categorical Measurement of Selected DSM-5 Disorders. Canadian Journal of Psychiatry. 64:434-442. 2019
- An Epidemiological Study of Substance Use Disorders Among Emerging and Young Adults. Canadian Journal of Psychiatry. 64:313-322. 2019
- Sex Differences in the Association Between Cannabis Use and Suicidal Ideation and Attempts, Depression, and Psychological Distress Among Canadians. Canadian Journal of Psychiatry. 64:345-350. 2019
- 2014 Ontario Child Health Study Findings: Policy Implications for Canada. Canadian Journal of Psychiatry. 64:227-231. 2019
- Changes in the Prevalence of Child and Youth Mental Disorders and Perceived Need for Professional Help between 1983 and 2014: Evidence from the Ontario Child Health Study. Canadian Journal of Psychiatry. 64:256-264. 2019
- Children’s Mental Health Need and Expenditures in Ontario: Findings from the 2014 Ontario Child Health Study. Canadian Journal of Psychiatry. 64:275-284. 2019
- Poverty, Neighbourhood Antisocial Behaviour, and Children’s Mental Health Problems: Findings from the 2014 Ontario Child Health Study. Canadian Journal of Psychiatry. 64:285-293. 2019
- Prevalence and Correlates of Youth Suicidal Ideation and Attempts: Evidence from the 2014 Ontario Child Health Study. Canadian Journal of Psychiatry. 64:265-274. 2019
- Six-Month Prevalence of Mental Disorders and Service Contacts among Children and Youth in Ontario: Evidence from the 2014 Ontario Child Health Study. Canadian Journal of Psychiatry. 64:246-255. 2019
- The 2014 Ontario Child Health Study—Methodology. Canadian Journal of Psychiatry. 64:237-245. 2019
- Tracking Children’s Mental Health in the 21st Century: Lessons from the 2014 OCHS. Canadian Journal of Psychiatry. 64:232-236. 2019
- Sex Differences in the Association Between Cyberbullying Victimization and Mental Health, Substance Use, and Suicidal Ideation in Adolescents. Canadian Journal of Psychiatry. 64:126-135. 2019
- Psychometric evaluation of the Mini International Neuropsychiatric Interview for Children and Adolescents (MINI-KID).. Psychological Assessment. 30:916-928. 2018
- Prevalence of Mental Disorder and Service Use by Immigrant Generation and Race/Ethnicity Among U.S. Adolescents. Journal of the American Academy of Child and Adolescent Psychiatry. 57:280-287.e2. 2018
- Cyberbullying Victimization and Adolescent Mental Health: Evidence of Differential Effects by Sex and Mental Health Problem Type. Journal of Youth and Adolescence. 47:661-672. 2018
- Mental disorder in children with physical conditions: a pilot study. BMJ Open. 8:e019011-e019011. 2018
- Bullying among immigrant and non-immigrant early adolescents: School-and student-level effects. Journal of Adolescence. 61:141-151. 2017
- Bullying among immigrant and non‐immigrant early adolescents: School‐ and student‐level effects. Journal of Adolescence. 61:141-151. 2017
- Classifying child and adolescent psychiatric disorder by problem checklists and standardized interviews. International Journal of Methods in Psychiatric Research. 26. 2017
- Suicidal Behaviour Among Adolescents and Young Adults with Self-Reported Chronic Illness. Canadian Journal of Psychiatry. 62:845-853. 2017
- Cyberbullying victimization and its association with health across the life course: A Canadian population study. Canadian Journal of Public Health. 108:e468-e474. 2017
- Emotional problems among recent immigrants and parenting status: Findings from a national longitudinal study of immigrants in Canada. PLoS ONE. 12:e0175023-e0175023. 2017
- The impact of drop-in centers on the health of street children in New Delhi, India: A cross-sectional study. Child Abuse and Neglect. 62:122-131. 2016
- The impact of drop-in centres on the health of street boys in New Delhi: An interpretive descriptive study. Children and Youth Services Review. 68:202-208. 2016
- Development and Validation of the Bicultural Youth Acculturation Questionnaire. PLoS ONE. 11:e0161048-e0161048. 2016
- Adolescent Body Image Distortion: A Consideration of Immigrant Generational Status, Immigrant Concentration, Sex and Body Dissatisfaction. Journal of Youth and Adolescence. 44:2154-2171. 2015
- Do First Generation Immigrant Adolescents Face Higher Rates of Bullying, Violence and Suicidal Behaviours Than Do Third Generation and Native Born?. Journal of Immigrant and Minority Health. 17:1557-1566. 2015
- Ethnic Minority Status and Body Image Dissatisfaction: A Scoping Review of the Child and Adolescent Literature. Journal of Immigrant and Minority Health. 17:1567-1579. 2015
- Body image and appearance perceptions from immigrant adolescents in Canada: An interpretive description. Body Image. 15:120-131. 2015
- Do reciprocal associations exist between social and language pathways in preschoolers with autism spectrum disorders?. Journal of Child Psychology and Psychiatry. 56:874-883. 2015
- Community- and individual-level factors associated with smoking and heavy drinking among Aboriginal people in Canada. Canadian Journal of Public Health. 106:e22-e28. 2015
- Re: “Linking missing data to study outcomes using multiple imputations”. Canadian Journal of Public Health. 106:e83-e83. 2015
- Body mass index among immigrant and non-immigrant youth: Evidence from the Canadian Community Health Survey. Canadian Journal of Public Health. 105:e239-e244. 2014
- Emotional and Behavioral Problems Among Adolescent Students: The Role of Immigrant, Racial/Ethnic Congruence and Belongingness in Schools. Journal of Youth and Adolescence. 42:1473-1492. 2013
- The associations between sex, immigrant status, immigrant concentration and intimate partner violence: Evidence from the Canadian General Social Survey. Global Public Health. 8:796-821. 2013
- The mental health effects on adolescents of moving from a high- to low-poverty neighbourhood differ by gender and baseline health vulnerability. Evidence-Based Mental Health. 16:74-74. 2013
- Age at Immigration to Canada and the Occurrence of Mood, Anxiety, and Substance Use Disorders. Canadian Journal of Psychiatry. 58:210-217. 2013
- Childhood and family influences on body mass index in early adulthood: findings from the Ontario Child Health Study. BMC International Health and Human Rights. 12:755. 2012
- Childhood and family influences on depression, chronic physical conditions, and their comorbidity: Findings from the Ontario Child Health Study. Journal of Psychiatric Research. 46:1475-1482. 2012
- Prevalence, Persistence, and Sociodemographic Correlates of DSM-IV Disorders in the National Comorbidity Survey Replication Adolescent Supplement. JAMA psychiatry. 69:372-372. 2012
- Empirically derived subtypes of lifetime anxiety disorders: Developmental and clinical correlates in U.S. Adolescents.. Journal of Consulting and Clinical Psychology. 80:102-115. 2012
- Influence of reporting effects on the association between maternal depression and child autism spectrum disorder behaviors. Journal of Child Psychology and Psychiatry. 53:89-96. 2012
- The Association between Childhood Abuse and Labor Force Outcomes in Young Adults: Results from the Ontario Child Health Study. Journal of Aggression, Maltreatment and Trauma. 20:821-844. 2011
- Assessing the measurement invariance of the Center for Epidemiologic Studies Depression Scale across immigrant and non-immigrant women in the postpartum period. Archives of Women's Mental Health. 14:413-423. 2011
- The influence of immigrant status and concentration on psychiatric disorder in Canada: a multi-level analysis. Psychological Medicine. 41:2221-2231. 2011
- Young Adult Outcomes of Children Born to Teen Mothers: Effects of Being Born During Their Teen or Later Years. Journal of the American Academy of Child and Adolescent Psychiatry. 50:232-241.e4. 2011
- Psychological Symptoms in Youth and Later Socioeconomic Functioning: Do Associations Vary by Informant?. Journal of Clinical Child & Adolescent Psychology. 40:10-22. 2011
- Service Utilization for Lifetime Mental Disorders in U.S. Adolescents: Results of the National Comorbidity Survey–Adolescent Supplement (NCS-A). Journal of the American Academy of Child and Adolescent Psychiatry. 50:32-45. 2011
- Lifetime Prevalence of Mental Disorders in U.S. Adolescents: Results from the National Comorbidity Survey Replication–Adolescent Supplement (NCS-A). Journal of the American Academy of Child and Adolescent Psychiatry. 49:980-989. 2010
- Adolescent females exposed to child maltreatment exhibit atypical EEG coherence and psychiatric impairment: Linking early adversity, the brain, and psychopathology. Development and Psychopathology. 22:419-432. 2010
- The Longitudinal Association Between Oppositional and Depressive Symptoms Across Childhood. Journal of the American Academy of Child and Adolescent Psychiatry. 49:152-161. 2010
- Regional and Individual Influences on Use of Mental Health Services in Canada. Canadian Journal of Psychiatry. 55:9-20. 2010
- Stability of resting frontal electroencephalogram (EEG) asymmetry and cardiac vagal tone in adolescent females exposed to child maltreatment. Developmental Psychobiology. 51:474-487. 2009
- Cortisol Response to Stress in Female Youths Exposed to Childhood Maltreatment: Results of the Youth Mood Project. Biological Psychiatry. 66:62-68. 2009
- The Brief Child and Family Phone Interview (BCFPI): 2. Usefulness in screening for child and adolescent psychopatholog. Journal of Child Psychology and Psychiatry. 50:424-431. 2009
- The Use of Multilevel Modeling for the Investigation of Family Process. International Journal of Developmental Sciences. 3:131-149. 2009
- A multilevel analysis of whole family functioning using the McMaster Family Assessment Device.. Journal of Family Psychology. 22:344-354. 2008
- Contextual Influences on Children’s Mental Health and School Performance: The Moderating Effects of Family Immigrant Status. Child Development. 78:1572-1591. 2007
- Adolescent tobacco and cannabis use: young adult outcomes from the Ontario Child Health Study. Journal of Child Psychology and Psychiatry. 48:724-731. 2007
- Major Depressive Disorder in Adolescence: The Role of Subthreshold Symptoms. Journal of the American Academy of Child and Adolescent Psychiatry. 45:936-944. 2006
- Tobacco use among immigrant and nonimmigrant adolescents: individual and family level influences. Journal of Adolescent Health. 38:443.e1-443.e7. 2006