title: [Survey of hepatitis B virus infection in dental workers].
mesh_terms: D002681:China; D003813:Dentistry; D005260:Female; D006509:Hepatitis B / Q000453:epidemiology* / Q000517:prevention & control; D006514:Hepatitis B Surface Antigens / Q000032:analysis; D006801:Humans; D008297:Male; D009784:Occupational Diseases / Q000453:epidemiology* / Q000517:prevention & control
chemical_list: D006514:Hepatitis B Surface Antigens