Anesthesia for operations for carcinoma of the esophagus.
D000328:Adult; D000368:Aged; D000768:Anesthesia, General / Q000379:methods; D004938:Esophageal Neoplasms / Q000601:surgery*; D005260:Female; D006801:Humans; D007649:Ketamine / Q000009:adverse effects; D008297:Male; D008875:Middle Aged; D009125:Muscle Relaxants, Central / Q000008:administration & dosage; D009305:Nasopharynx; D010610:Pharyngeal Neoplasms / Q000601:surgery; D011292:Premedication
D009125:Muscle Relaxants, Central; D007649:Ketamine