Helicobacter pylori in peptic ulceration and gastritis / edited by Barry J. Marshall, Richard W. McCallum, Richard L. Guerrant. - Boston, Mass. : Blackwell Scientific Publications, 1991. - 226 p. : ill. ; 26 cm. Includes index. ISBN: 0865421080 Subjects--Topical Terms: Gastritis--Microbiology.Helicobacter pylori.Peptic ulcer--Microbiology.