Thong, K., S. Nair, R. Chaudhry, P. Seth, A. Kapil, and T. Pang. “Molecular Analysis of <em>S. paratyphi</Em&gt; A from an Outbreak in New Delhi, India”. Medical Journal of Indonesia, Vol. 7, no. Supp1, Oct. 1998, p. 277, doi:10.13181/mji.v7iSupp1.1137.