http://ir.lib.ruh.ac.lk/handle/iruor/1151 Thu, 09 Apr 2026 02:12:41 GMT 2026-04-09T02:12:41Z http://ir.lib.ruh.ac.lk/handle/iruor/20826 March 2026 Department of, Community Medicine Thu, 05 Mar 2026 00:00:00 GMT http://ir.lib.ruh.ac.lk/handle/iruor/20826 2026-03-05T00:00:00Z http://ir.lib.ruh.ac.lk/handle/iruor/20636 October 2025 Department of, Community Medicine Wed, 29 Oct 2025 00:00:00 GMT http://ir.lib.ruh.ac.lk/handle/iruor/20636 2025-10-29T00:00:00Z http://ir.lib.ruh.ac.lk/handle/iruor/20122 June 2025 Department of, Community Medicine Wed, 11 Jun 2025 00:00:00 GMT http://ir.lib.ruh.ac.lk/handle/iruor/20122 2025-06-11T00:00:00Z http://ir.lib.ruh.ac.lk/handle/iruor/20121 January 2025 Department of, Community Medicine Wed, 01 Jan 2025 00:00:00 GMT http://ir.lib.ruh.ac.lk/handle/iruor/20121 2025-01-01T00:00:00Z