Hepatitis B infection in Kawerau children.
D000293:Adolescent; D002648:Child; D002675:Child, Preschool; D005006:Ethnicity; D006509:Hepatitis B / Q000453:epidemiology* / Q000276:immunology; D006514:Hepatitis B Surface Antigens / Q000276:immunology; D006801:Humans; D009520:New Zealand
D006514:Hepatitis B Surface Antigens