Journal article
Non-randomized studies as a source of complementary, sequential or replacement evidence for randomized controlled trials in systematic reviews on the effects of interventions
Authors
Schünemann HJ; Tugwell P; Reeves BC; Akl EA; Santesso N; Spencer FA; Shea B; Wells G; Helfand M
Journal
Research synthesis methods, Vol. 4, , pp. 49–62
Publication Date
March 1, 2013