Mura M S, Lampus F, Scalise G
Boll Ist Sieroter Milan. 1977 Jul 31;56(3):279-81.
The Authors investigated HBsAg in an institution for the mentally retarded. The high incidence (8.7%) in the patients and in some categories of the hospital attendants, was related with the poor hygienic conditions of the institution. Moreover it was found an endemic spread of hepatitis between the patients.
作者们在一家智障机构对乙肝表面抗原（HBsAg）进行了调查。患者及某些类别的医院护理人员中的高发病率（8.7%）与该机构卫生条件差有关。此外，还发现患者之间存在肝炎的地方性传播。
