Today's esophagologist, autocastrated.
D001706:Biopsy; D004935:Esophageal Diseases / Q000175:diagnosis / Q000628:therapy*; D004932:Esophageal and Gastric Varices / Q000175:diagnosis; D020701:Esophagoscopes; D004945:Esophagoscopy; D005336:Fiber Optic Technology; D006801:Humans