title: Subdeterminants d and y of hepatitis B antigen as epidemiologic markers.
mesh_terms: D000328:Adult; D002140:California; D005260:Female; D006506:Hepatitis A / Q000453:epidemiology* / Q000209:etiology; D006515:Hepatitis B virus / Q000032:analysis*; D006801:Humans; D005779:Immunodiffusion; D008297:Male; D006435:Renal Dialysis / Q000009:adverse effects; D065227:Transfusion Reaction