title: Canada in breach of ethical standards for clinical trials.
authors: John
authors: J
authors: Fletcher
mesh_terms: D002170:Canada; D002986:Clinical Trials as Topic / Q000941:ethics* / Q000592:standards; D003932:Heroin / Q000627:therapeutic use; D006556:Heroin Dependence / Q000188:drug therapy; D006801:Humans; D004091:Hydromorphone / Q000627:therapeutic use; D009294:Narcotics / Q000627:therapeutic use; D036302:Therapeutic Human Experimentation / Q000941:ethics*
chemical_list: D009294:Narcotics; D003932:Heroin; D004091:Hydromorphone