Fernando, D.N.Seneviratna, R. De A.2012-01-102012-01-101993The Ceylon Journal of Medical Science36(1)pp.9-16https://dl.nsf.gov.lk/handle/1/6873Medical SciencesDemographic surveysPublic healthCommunity medicineHealth surveysPhysical health and functional ability of an elderly population in Sri LankaArticle