Sanchayan, K.Fernandopulle, R.Amarasinghe, A.Thiyahiny, S.N.Sri Ranganathan, S.2019-02-272019-02-272017-03The Ceylon Medical Journal, 62(1):p.12-19https://dl.nsf.gov.lk/handle/1/24411Adverse events following immunisationMMR vaccineCausalityCohort event monitoringActive safety monitoring of measles-mumps-rubella vaccine in the National Immunisation Programme of Sri LankaArticle