by Corwin, A.L., Dai, T.C., Duc, Dao Dinh, Suu, P.I., Van, Nguyen Thu, Ha, Le Dang, Janick, M., Kanti, L., Sie, Anni, Soderquist, R., Graham, R., Wignall, S.F., Hyams, K.C.
Published in Transactions of the Royal Society of Tropical Medicine and Hygiene (01.11.1996)