Dissanayake, D.M.A.B.Wijesinghe, P.S.Fernadopulle, R.C.2016-05-052016-05-052004Annual Research Symposium, Faculty of Graduate Studies, University of Kelaniya, Sri Lanka; 2004: 81http://repository.kln.ac.lk/handle/123456789/12955Abstract availabeen-USsperm preparation methodsA study to compare swim-up and two layer density gradients sperm preparation methodsArticle