_:vb50952581 . _:vb50952581 . _:vb50952581 "A gastritis that involves inflammation of the stomach lining caused by bacteria. The disease has_symptom abdominal pain, has_symptom indigestion, has_symptom ulcer formation, has_symptom abdominal bloating, has_symptom nausea and has_symptom vomiting."^^ . _:vb50952581 . _:vb50952581 "url:http://www.merck.com/mmhe/sec09/ch121/ch121b.html"^^ . _:vb50952581 "url:http://digestive.niddk.nih.gov/ddiseases/pubs/gastritis/"^^ . _:vb50952581 . _:vb50952581 .