title: [Prevention of hepatitis B in laboratory work].
mesh_terms: D003604:Czechoslovakia; D006509:Hepatitis B / Q000517:prevention & control* / Q000635:transmission; D006801:Humans; D007753:Laboratories; D009784:Occupational Diseases / Q000517:prevention & control* / Q000635:transmission
vernacular_title: Prevence hepatitidy B pri laboratorní práci.