A place for placebos?
S A
SA
Walsh
D000700:Analgesics / Q000627:therapeutic use; D004992:Ethics, Medical; D006801:Humans; D010146:Pain / Q000188:drug therapy*; D015990:Placebo Effect; D010919:Placebos / Q000008:administration & dosage*
D000700:Analgesics; D010919:Placebos