title: Medicare requirement for research participation.
authors.forename: Peter W
authors.initials: PW
authors.lastname: Groeneveld
mesh_terms: D035843:Biomedical Research; D002986:Clinical Trials as Topic; D026724:Ethical Review; D019458:Insurance Coverage / Q000941:ethics*; D006278:Medicare / Q000592:standards*; D011050:Policy Making; D011787:Quality of Health Care; D012042:Registries; D014481:United States