title: Quality of randomised controlled trials: quality of research may be worse than it appears.
authors.forename: Vasiliy V
authors.initials: VV
authors.lastname: Vlassov
mesh_terms: D006801:Humans; D009369:Neoplasms / Q000532:radiotherapy; D016032:Randomized Controlled Trials as Topic / Q000592:standards*; D012107:Research Design / Q000592:standards*