title: Analgesia for severe postoperative pain: a comparison of two methods.
authors.affiliation: Central Hospital, Asaba, Delta State, Nigeria.
authors.forename: A O
authors.initials: AO
authors.lastname: Amata
authors.forename: L T
authors.initials: LT
authors.lastname: Popo
mesh_terms: D000328:Adult; D000701:Analgesics, Opioid / Q000627:therapeutic use*; D000894:Anti-Inflammatory Agents, Non-Steroidal / Q000627:therapeutic use*; D004177:Dipyrone / Q000627:therapeutic use*; D005260:Female; D006801:Humans; D007262:Infusions, Intravenous; D007273:Injections, Intramuscular; D010147:Pain Measurement; D010149:Postoperative Pain / Q000188:drug therapy*; D010423:Pentazocine / Q000627:therapeutic use*; D011247:Pregnancy; D012720:Severity of Illness Index
chemical_list: D000701:Analgesics, Opioid; D000894:Anti-Inflammatory Agents, Non-Steroidal; D004177:Dipyrone; D010423:Pentazocine