Yapabandara, A; Curtis, CF; (2002) Laboratory and field comparisons of pyriproxyfen, polystyrene beads and other larvicidal methods against malaria vectors in Sri Lanka. Acta tropica, 81 (3). pp. 211-23. ISSN 0001-706X DOI: https://doi.org/10.1016/S0001-706X(01)00208-X Full text not available from this repository.