title: Safeguarding participants in clinical trials.
mesh_terms: D002986:Clinical Trials as Topic / Q000592:standards*; D003906:Developing Countries; D004341:Drug Evaluation; D004345:Drug Industry / Q000191:economics; D017408:Guidelines as Topic; D006801:Humans; D018579:Patient Selection; D011641:Public Relations; D035842:Research Subjects; D012449:Safety; D014481:United States