TY - GEN AU - Pinidiyapathirage, Janani M. AU - Roshini, J. AU - Peiris-John AU - Chakrawarthy, S. AU - Pathirage, Ama TI - Cholinesterase activity and health impact of workers exposed to Fenthion : a study of the spray machine operators of the Anti Filariasis Campaign PY - 2011/// CY - Kelaniya PB - University of Kelaniya KW - Staff Research Reports N1 - Project Grant Number-RP/03/04/07/01/2009 ER -