Revisiting the Cochrane Collaboration. Meeting the challenge of Archie Cochrane--and facing up to some new ones.
Clarke
M
M
Langhorne
P
P
D016206:Databases, Bibliographic; D019317:Evidence-Based Medicine; D006801:Humans; D007391:International Cooperation; D016032:Randomized Controlled Trials as Topic; D012196:Review Literature as Topic