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    • Hepatitis B virus markers in dental care personnel practising in Harare 

      Tswana, S.A.; Berejena, C. (University of Zimbabwe, College of Health Sciences, 1987)
      In a seroepidemiologic study of 600 volunteers the authors detected serologic markers of hepatatis B surface antigen (HBs Ag) in 6 (6%) of the 100 denial-care markers representing a spectrum exposure to blood and patients. ...