title: Letter: Helicobacter-negative gastritis--a distinct condition?
authors: Section of Gastroenterology, Department of Emergency and Organ Transplantation, University of Bari, Bari, Italy.
authors: G
authors: G
authors: Losurdo
authors: M
authors: M
authors: Principi
authors: A
authors: A
authors: Di Leo
authors: E
authors: E
authors: Ierardi
mesh_terms: D005260:Female; D005753:Gastric Mucosa / Q000473:pathology*; D005756:Gastritis / Q000453:epidemiology* / Q000473:pathology*; D016480:Helicobacter pylori; D006801:Humans; D008297:Male