title: Etomidate and alfentanyl infusion for major surgery.
mesh_terms: D000759:Adjuvants, Anesthesia / Q000008:administration & dosage; D015760:Alfentanil; D005045:Etomidate / Q000008:administration & dosage* / Q000097:blood; D005260:Female; D005283:Fentanyl / Q000008:administration & dosage / Q000031:analogs & derivatives* / Q000097:blood; D006801:Humans; D007093:Imidazoles / Q000008:administration & dosage*; D007263:Infusions, Parenteral; D013514:Surgical Procedures, Operative
chemical_list: D000759:Adjuvants, Anesthesia; D007093:Imidazoles; D015760:Alfentanil; D005283:Fentanyl; D005045:Etomidate