title: Tighter safety controls needed over clinical trials, says FDA.
mesh_terms: D016907:Adverse Drug Reaction Reporting Systems / Q000592:standards*; D001688:Biological Products / Q000592:standards; D002986:Clinical Trials as Topic / Q000592:standards*; D015507:Drugs, Investigational / Q000592:standards; D006801:Humans; D012449:Safety; D014481:United States; D014486:United States Food and Drug Administration
chemical_list: D001688:Biological Products; D015507:Drugs, Investigational