title: A comparison of intramuscular diamorphine and intramuscular pethidine for labour analgesia: a two-centre randomised blinded controlled trial.
authors.affiliation: Department of Obstetrics and Gynaecology, St Peters Hospital, Chertsey, UK.
authors.forename: A
authors.initials: A
authors.lastname: Montgomery
authors.forename: V
authors.initials: V
authors.lastname: Whittaker
authors.forename: S
authors.initials: S
authors.lastname: Banerjee
mesh_terms: D016362:Analgesia, Obstetrical / Q000379:methods*; D000701:Analgesics, Opioid / Q000627:therapeutic use*; D005260:Female; D003932:Heroin / Q000627:therapeutic use*; D006801:Humans; D048949:Labor Pain / Q000188:drug therapy*; D008614:Meperidine / Q000627:therapeutic use*; D011247:Pregnancy
chemical_list: D000701:Analgesics, Opioid; D003932:Heroin; D008614:Meperidine