title: Ethical issues in the design of osteoporosis clinical trials: the state of the question.
authors.affiliation: Creighton University, Omaha, Nebraska 68131, USA. rheaney@creighton.edu
authors.forename: Robert P
authors.initials: RP
authors.lastname: Heaney
mesh_terms: D002986:Clinical Trials as Topic / Q000592:standards*; D050723:Fractures, Bone / Q000517:prevention & control; D006801:Humans; D010024:Osteoporosis / Q000208:ethnology* / Q000517:prevention & control*; D012107:Research Design / Q000592:standards*