[Gastric physiology and physiopathology. II].
D004063:Digestion; D005745:Gastric Acidity Determination; D005756:Gastritis; D006801:Humans; D010437:Peptic Ulcer; D013274:Stomach Neoplasms
GASTRIC ACIDITY DETERMINATION; GASTRITIS; PEPTIC ULCER; STOMACH NEOPLASMS