Opioids.
Carr
D B
DB
Analgesic Peptide Research Unit, Massachusetts General Hospital, Boston 02114.
D000701:Analgesics, Opioid / Q000494:pharmacology*; D000818:Animals; D006801:Humans; D011957:Receptors, Opioid / Q000187:drug effects / Q000502:physiology
D000701:Analgesics, Opioid; D011957:Receptors, Opioid