RT Journal Article SR Electronic T1 Comparison of passive haemagglutination test with Widal agglutination test for serological diagnosis of typhoid fever in an endemic area. JF Journal of Clinical Pathology JO J Clin Pathol FD BMJ Publishing Group Ltd and Association of Clinical Pathologists SP 680 OP 683 DO 10.1136/jcp.39.6.680 VO 39 IS 6 A1 Y M Coovadia A1 V Singh A1 R H Bhana A1 N Moodley YR 1986 UL http://jcp.bmj.com/content/39/6/680.abstract AB Markup server — Error Error There was a problem handling your request. Please try again in a few minutes, or contact us if you continue to experience this problem.