title: Etorphine analgesia supplemented by halothane anesthesia in an adult African elephant.
mesh_terms: D000698:Analgesia / Q000662:veterinary*; D000769:Anesthesia, Inhalation / Q000662:veterinary*; D000818:Animals; D004606:Elephants / Q000601:surgery; D005048:Etorphine / Q000008:administration & dosage*; D005260:Female; D006221:Halothane / Q000008:administration & dosage*; D007103:Immobilization; D009019:Morphinans / Q000008:administration & dosage*
chemical_list: D009019:Morphinans; D005048:Etorphine; D006221:Halothane