title: Why we need the Cochrane Collaboration.
authors: G C
authors: GC
authors: Leng
authors: R G
authors: RG
authors: Jepson
authors: F G
authors: FG
authors: Fowkes
mesh_terms: D016208:Databases, Factual; D006801:Humans; D007391:International Cooperation; D016491:Peripheral Vascular Diseases / Q000628:therapy*; D011785:Quality Assurance, Health Care; D016032:Randomized Controlled Trials as Topic