[An ulcer of the esophagus of strange etiology].
D004935:Esophageal Diseases / Q000209:etiology*; D004938:Esophageal Neoplasms / Q000209:etiology*; D006801:Humans; D014456:Ulcer / Q000209:etiology*
ESOPHAGUS/neoplasms
Un ulcère de l'oesophage d'étiologie curieuse.