Opioids.
Silberstein
S D
SD
Jefferson Headache Center, Thomas Jefferson University, Philadelphia, PA 19107, USA. Stephen.Silberstein@mail.tju.edu
McCrory
D C
DC
D000701:Analgesics, Opioid / Q000008:administration & dosage / Q000627:therapeutic use*; D002986:Clinical Trials as Topic; D006261:Headache / Q000188:drug therapy*; D006801:Humans; D008881:Migraine Disorders / Q000188:drug therapy*; D010146:Pain / Q000188:drug therapy*; D011957:Receptors, Opioid / Q000187:drug effects; D016896:Treatment Outcome
D000701:Analgesics, Opioid; D011957:Receptors, Opioid