Prihatini, D., K. Tantular, N. Rachman, H. Handojo, and T. Pang. “The Sensitivity of PCR Screening on <em>S. typhi</em> Examination”. Medical Journal of Indonesia, vol. 7, no. Supp1, Oct. 1998, pp. 166-7, doi:10.13181/mji.v7iSupp1.1092.