Lim, C.K., Ling, M.L., Leo, Y.S. and Seow, H.S. 1998. Direct detection of <em>Salmonella typhi</em&gt; in blood by polymerase chain reaction. Medical Journal of Indonesia. 7, Supp1 (Oct. 1998), 59-64. DOI:https://doi.org/10.13181/mji.v7iSupp1.1035.