title: Research ethics committees; good clinical practice; advance directives.
mesh_terms: D016223:Advance Directives / Q000331:legislation & jurisprudence*; D002986:Clinical Trials as Topic / Q000592:standards*; D015507:Drugs, Investigational / Q000592:standards; D026724:Ethical Review / Q000592:standards*; D028744:Ethics Committees, Research / Q000592:standards*; D005062:European Union; D017408:Guidelines as Topic; D006801:Humans; D012107:Research Design / Q000592:standards; D016312:Treatment Refusal / Q000331:legislation & jurisprudence; D006113:United Kingdom
chemical_list: D015507:Drugs, Investigational