title: AN EXPERIMENTAL STUDY OF THE PLACEBO RESPONSE UNDER THREE DIFFERENT SITUATIONS OF PAIN.
mesh_terms: D000758:Anesthesia; D000773:Anesthesia, Obstetrical; D035843:Biomedical Research; D005260:Female; D006801:Humans; D007743:Labor, Obstetric; D010146:Pain; D010919:Placebos; D049590:Postpartum Period; D011247:Pregnancy; D011600:Psychopharmacology
chemical_list: D010919:Placebos
keywords: ANESTHESIA, OBSTETRICAL; CLINICAL RESEARCH; LABOR; PAIN; PLACEBOS; PSYCHOPHARMACOLOGY; PUERPERIUM