title: Characteristics of cluster randomized trials: are they living up to the randomized trial?
authors: Senthil
authors: S
authors: Selvaraj
authors: Vinay
authors: V
authors: Prasad
mesh_terms: D015706:Bibliometrics; D006801:Humans; D016032:Randomized Controlled Trials as Topic / Q000379:methods*; D012107:Research Design / Q000639:trends*