From the Center for Disease Control: comparative risk of hepatitis B amono physicians and dentists.
D000328:Adult; D000368:Aged; D000914:Antibodies, Viral / Q000032:analysis; D003815:Dentists; D006306:Health Surveys; D006509:Hepatitis B / Q000453:epidemiology* / Q000276:immunology / Q000635:transmission; D006511:Hepatitis B Antigens / Q000032:analysis; D006801:Humans; D008875:Middle Aged; D010820:Physicians; D011336:Probability; D012306:Risk; D014481:United States
D000914:Antibodies, Viral; D006511:Hepatitis B Antigens