by Waywa, D, Kongkriengdaj, S, Chaidatch, S, Tiengrim, S, Kowadisaiburana, B, Chaikachonpat, S, Suwanagool, S, Chaiprasert, A, Curry, A, Bailey, W, Suputtamongkol, Y, Beeching, N J
Published in Southeast Asian journal of tropical medicine and public health (2001)