A Challenge to the Validity of the Vi Test for the Detection of Chronic Typhoid Carriers

Abstract

A Challenge to the Validity of the Vi Test for the Detection of Chronic Typhoid Carriers Victor BokkenheuserM.D., Peter SmitM.D., and Neville RichardsonMed. Tech. CopyRightDr. Bokkenheuser was formerly senior bacteriologist, The South African Institute for Medical Research, Johannesburg, and is now consulting bacteriologist, Public Health Research Insitute, New York, N. Y.; Dr. Smit is deputy medical officer-in-charge, Goldfields of South Africa; and Mr. Richardson is senior medical technician, South African Institute for Medical Research, Johannesburg, South Africa. https://doi.org/10.2105/AJPH.54.9.1507 Published Online: August 29, 2011