RT Journal Article SR Electronic T1 Immunocytochemical detection of Helicobacter pylori in formalin fixed tissue biopsy specimens. JF Journal of Clinical Pathology JO J Clin Pathol FD BMJ Publishing Group Ltd and Association of Clinical Pathologists SP 518 DO 10.1136/jcp.43.6.518-a VO 43 IS 6 A1 R W Cartun A1 C A Pedersen A1 G A Krzymowski A1 M M Berman YR 1990 UL http://jcp.bmj.com/content/43/6/518.1.abstract AB