title: Evolution of clinical trials registries.
authors.forename: Ralph M
authors.initials: RM
authors.lastname: Meyer
mesh_terms: D023381:Endpoint Determination / Q000592:standards*; D006801:Humans; D008495:Medical Oncology / Q000592:standards*; D011643:Publishing / Q000592:standards*; D016032:Randomized Controlled Trials as Topic / Q000592:standards*