Authors: Anuradhani Kasturiratne; A Rajitha Wickremasinghe; Nilanthi de Silva; N Kithsiri Gunawardena; Arunasalam Pathmeswaran; Ranjan Premaratna; Lorenzo Savioli; David G Lalloo; H Janaka de Silva Journal: PLoS Med Date: 2008-11-04 Impact factor: 11.069