title: Prevalence of hepatitis B surface antigen and antibody in the Cook Islands with reference to difference in rates between islands.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D005260:Female; D006509:Hepatitis B / Q000453:epidemiology* / Q000276:immunology; D006510:Hepatitis B Antibodies / Q000032:analysis*; D006514:Hepatitis B Surface Antigens / Q000032:analysis*; D006801:Humans; D008297:Male; D008875:Middle Aged; D011114:Polynesia; D011897:Random Allocation
chemical_list: D006510:Hepatitis B Antibodies; D006514:Hepatitis B Surface Antigens