TY - GEN AU - Kuznetsov,A S AU - Fomina,I G AU - Tarzimanova,A I TI - [Is Helicobacter pylori a witness or a culprit?] SN - 0023-2149 PY - 2001///1204 KW - Helicobacter Infections KW - microbiology KW - Humans KW - Peptic Ulcer N1 - Publication Type: Journal Article; Review ER -