Perforation of esophageal ulcers in bulbar poliomyelitis; report of two fatal cases.
D004947:Esophagus; D006801:Humans; D010437:Peptic Ulcer; D011051:Poliomyelitis; D011052:Poliomyelitis, Bulbar; D014456:Ulcer
ESOPHAGUS; POLIOMYELITIS