Baldelli F, Merletti L, Frongillo R F, Curi C
Boll Ist Sieroter Milan. 1982;61(3):248-53.
A retrospective epidemiological survey on patients admitted for hepatitis to the Infectious Disease Institute of Perugia University was undertaken. 255 out of 610 patients, examined during the 1971-1978 period, had type B hepatitis. The incidence of post transfusional hepatitis was 15.7%, while the disease showed significant increase in drug addict patients and in hospital staff. HBsAg was positive in 40 of 94 patients (43.7%) with post-transfusional hepatitis.
对佩鲁贾大学传染病研究所收治的肝炎患者进行了一项回顾性流行病学调查。在1971年至1978年期间检查的610名患者中，有255人患有B型肝炎。输血后肝炎的发病率为15.7%，而该疾病在吸毒者和医院工作人员中显著增加。在94名输血后肝炎患者中，有40人（43.7%）的乙肝表面抗原呈阳性。
