title: Effect of OPRM variant on labor analgesia and post-cesarean delivery analgesia.
authors.forename: E C
authors.initials: EC
authors.lastname: Tan
authors.forename: A T
authors.initials: AT
authors.lastname: Sia
mesh_terms: D000328:Adult; D016362:Analgesia, Obstetrical; D002585:Cesarean Section; D005260:Female; D006579:Heterozygote; D006801:Humans; D010147:Pain Measurement; D010149:Postoperative Pain / Q000188:drug therapy* / Q000235:genetics*; D011247:Pregnancy; D017450:Receptors, Opioid, mu / Q000235:genetics*
chemical_list: C485764:OPRM1 protein, human; D017450:Receptors, Opioid, mu