title: Randomized controlled trials in general surgery.
authors.forename: M M
authors.initials: MM
authors.lastname: Cohen
mesh_terms: D002986:Clinical Trials as Topic / Q000706:statistics & numerical data*; D013502:General Surgery; D006801:Humans; D009656:North America; D016032:Randomized Controlled Trials as Topic / Q000706:statistics & numerical data*; D006113:United Kingdom