title: Placebo: its action and place in health research today. Proceedings of an international conference. April 12-13, 2003. Warsaw, Poland.
mesh_terms: D002986:Clinical Trials as Topic / Q000941:ethics; D032984:Ethics, Research; D006805:Human Experimentation / Q000941:ethics*; D006801:Humans; D010919:Placebos
chemical_list: D010919:Placebos