RT Journal Article SR Electronic T1 Campylobacter pylori associated acute gastritis in a child. JF Journal of Clinical Pathology JO J Clin Pathol FD BMJ Publishing Group Ltd and Association of Clinical Pathologists SP 779 DO 10.1136/jcp.42.7.779 VO 42 IS 7 A1 A J Barbosa A1 D M Queiroz A1 E N Mendes A1 G A Rocha A1 A S Carvalho A1 M L Roquete YR 1989 UL http://jcp.bmj.com/content/42/7/779.abstract AB