Padmasiri, E.Rajapaksha, L.Jayakuru, W.S.Withana, N.2016-01-142016-01-141995The Ceylon Medical Journal, 40(1)pp.10-13https://dl.nsf.gov.lk/handle/1/20763Medical SciencesEpidemiologyMedical R and DImmunizationPreventive MedicineInfectious DiseasesJaundiceThe prevalence of Hepatitis B surface antigen in the Gampaha DistrictArticle