Correspondence: Hideto Kino
Hideto Kino
Motohito Sano
Department of Parasitology, Hamamatsu University School of Medicine, 3600 Handa-cho, Hamamatsu 431-31, Japan.
Nguyen Van De
Ha Viet Vien
Le Thi Chuyen
Institute of Malariology, Parasitology and Entomology, Hanoi, Vietnam.