the results show that patients with chronic atrophic gastritis and patients who have undergone billroth i and billroth ii gastrotomy not only have higher basal nitrite values in their gastric juice ( 12-h fasting ) but also react with significantly higher increases in gastric nitrite to an oral dose of 200 mg nitrate , compared with healthy controls , ulcer patients and patients who have undergone proximal-gastral vagotomy .
C0192440
billroth i
C0038351
gastric