title: International differences in cardiovascular clinical trials. Introduction.
authors.affiliation: Duke Clinical Research Institute, Durham, NC 27715, USA.
authors.forename: J C
authors.initials: JC
authors.lastname: O'Shea
authors.forename: R M
authors.initials: RM
authors.lastname: Califf
mesh_terms: D002318:Cardiovascular Diseases / Q000628:therapy*; D002986:Clinical Trials as Topic / Q000379:methods / Q000592:standards; D006801:Humans; D007391:International Cooperation; D012107:Research Design / Q000592:standards*