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了解HDV在HBsAg阳性人群中的感染状况具有重要的流行病学意义。1990年10月～1991年9月我们检测了西宁地区5个民族196例HBsAg阳性者血清中丁型肝炎病毒抗原(HDAg)及相应抗体(抗—HD),现将结果报告如下。调查对象共搜集血清HBsAg阳性者共196例,
Understanding the prevalence of HDV infection in HBsAg-positive individuals has important epidemiological implications. From October 1990 to September 1991, we detected the serum levels of hepatitis B virus antigen (HDAg) and corresponding antibodies (anti-HD) in 196 HBsAg positive sera from 5 ethnic groups in Xining. The results are reported as follows. A total of 196 cases of HBsAg-positive sera were collected from the surveyed subjects,