Sterilization of instruments and serum hepatitis.
D003428:Cross Infection / Q000517:prevention & control; D003748:Dental Equipment; D003762:Dental Instruments; D004209:Disposable Equipment; D006509:Hepatitis B / Q000097:blood / Q000517:prevention & control / Q000635:transmission*; D006511:Hepatitis B Antigens / Q000472:pathogenicity; D006801:Humans; D009339:Needles; D009784:Occupational Diseases / Q000517:prevention & control; D013242:Sterilization
D006511:Hepatitis B Antigens