title: Prevalence of serum-hepatitis-related antigen (SH) in different geographic regions.
mesh_terms: D000293:Adolescent; D000328:Adult; D000349:Africa; D000367:Age Factors; D000368:Aged; D001179:Arthropod Vectors; D002353:Carrier State; D002489:Central America; D002648:Child; D002675:Child, Preschool; D005260:Female; D005843:Geography; D006509:Hepatitis B / Q000453:epidemiology*; D006511:Hepatitis B Antigens / Q000302:isolation & purification; D006515:Hepatitis B virus; D006801:Humans; D007106:Immune Sera; D005779:Immunodiffusion; D007194:India; D007223:Infant; D007231:Infant, Newborn; D008297:Male; D008875:Middle Aged; D009519:New York City; D010154:Pakistan; D012737:Sex Factors; D013020:South America
chemical_list: D006511:Hepatitis B Antigens; D007106:Immune Sera