[Gastroscopy and etiology and pathogenesis of peptic ulcer].
D005756:Gastritis / Q000150:complications*; D005773:Gastroscopy; D006801:Humans; D010437:Peptic Ulcer / Q000175:diagnosis*
GASTRITIS/complications; GASTROSCOPY; PEPTIC ULCER/diagnosis
La gastroscopie et l'étiopathogénie de l'ulcère.