Atrophic gastritis as a possible precursor of gastric carcinoma and pernicious anemia. Results of follow-up examinations.
D000740:Anemia; D000752:Anemia, Pernicious / Q000209:etiology*; D005500:Follow-Up Studies; D005756:Gastritis / Q000150:complications*; D005757:Gastritis, Atrophic; D006801:Humans; D013274:Stomach Neoplasms / Q000209:etiology*
ANEMIA, PERNICIOUS/etiology; GASTRITIS/complications; STOMACH NEOPLASMS/etiology