authors Ismaila, Afisi Blais, Lucie Dang-Tan, Tam Zhang, Shiyuan Forget, Amélie Kettani, Fatima-Zohra Corriveau, Diane Lemiere, Catherine
keywords Asthma Canada EXACERBATIONS HEALTH-CARE COSTS LOST-PRODUCTIVITY Life Sciences & Biomedicine PRODUCTIVITY LOSSES QUESTIONNAIRE Respiratory System Science & Technology VALIDITY VALUATION control costs severity