Weerasooriya, M.V.; Yahathugoda, T.C.; Wickremasinghe, D.; Gunawardena, N.K.; Dharmadasa, R.A.; Vidanapathirana, K.K.; Weerasekara, S.H.; Samarawickrema, W.A.
(BioMed Central, 2007)
BACKGROUND: In Sri Lanka filariasis is endemic in Southern, Western and North Western provinces covering eight districts designated as implementation units in the Programme for the Elimination of Lymphatic Filariasis (PELF). ...