Chiaramonte, M The risk of hepatitis A virus infection for hospital staff. [electronic resource] - Bollettino dell'Istituto sieroterapico milanese Sep 1983 - 304-7 p. digital Publication Type: Journal Article ISSN: 0021-2547 Subjects--Topical Terms: Hepatitis A--immunologyHepatitis B Surface Antigens--analysisHumansImmunityOccupational Diseases--immunologyPersonnel, HospitalRisk