Discovery of Novel Opioid Medications. Proceedings of a conference. July 28-29, 1993.
D000701:Analgesics, Opioid; D000818:Animals; D006801:Humans; D018847:Opioid Peptides; D009293:Opioid-Related Disorders; D011957:Receptors, Opioid
D000701:Analgesics, Opioid; D018847:Opioid Peptides; D011957:Receptors, Opioid