title: Informed consent--new drugs or procedures.
mesh_terms: D000777:Anesthetics; D002986:Clinical Trials as Topic; D004992:Ethics, Medical; D006801:Humans; D007258:Informed Consent; D004364:Pharmaceutical Preparations / Q000008:administration & dosage*; D006113:United Kingdom
chemical_list: D000777:Anesthetics; D004364:Pharmaceutical Preparations