Affiliation: | (1) Department of Health and Environmental Sciences, Kyoto University Graduate School of Medicine, Kyoto, Japan;(2) Nephrology Unit, General Hospital (Teaching), Kandy, Sri Lanka;(3) Department of Geology, Faculty of Science, University of Peradeniya, Peradeniya, Sri Lanka;(4) Tohoku Bunkyo College, Katayachi, Yamagata 990-2316, Japan;(5) Department of Pharmacology, Faculty of Medicine, University of Peradeniya, Peradeniya, Sri Lanka |