Bay, P.V., J. Wain, H. Vinh, N.T. Chinh, S.T. Diep, N.T. Hoa, A. Walsh, C. Parry, V.A. Ho, and N.J. White. 1998. “Quantitative Bacteriology of Typhoid Fever in Vietnam”. Medical Journal of Indonesia 7 (Supp1), 274-6. https://doi.org/10.13181/mji.v7iSupp1.1136.