Chandrasena T G A N, Balasooriya B A D H, Imbulpitiya I V B, de Silva N R
Department of Parasitology, Faculty of Medicine, University of Kelaniya, P.O. Box 6, Talagolla Road, Ragama, Sri Lanka.
Ann Trop Med Parasitol. 2010 Oct;104(7):605-8. doi: 10.1179/136485910X12786389891605.