Calam, John Clinicians' guide to Helicobacter pylori / by John Calam - London : Chapman & Hall Medical, 1996 - 182 p. : ill. ; 25 cm. ISBN: 0412740001 RM158.00 LCCN: 95-079871 Subjects--Topical Terms: Bacteriological techniquesEpidemiology National Library of Medicine Call No.: QW25 / .C141c 1996