B. Ha

The epidemiology of typhoid fever in the Dong Thap Province, Mekong Delta region of Vietnam.

D. D. Trach, J. Robbins, F. Lin, 2000, The American journal of tropical medicine and hygiene.

The importance of leptospirosis in Southeast Asia.

J. Olson, N. Punjabi, A. Corwin, 2002, The American journal of tropical medicine and hygiene.

HIV type 1 Thai subtype E is predominant in South Vietnam.

H. Fleury, F. Barré-Sinoussi, M. Müller-Trutwin, 1996, AIDS research and human retroviruses.