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在西方国家,虽然已经公认接种血液制品和性行为是乙型肝炎传播的途径,但是在地方性高发流行区,本病传播的特征尚未明了。塞内加尔和冈比亚的研究表明,HBsAg血症的发生率在4～8岁儿童中形成一个高峰,而这个年龄组中热带性溃疡和其他渗出性损害很普遍。本文探讨了这种损害的渗出
Although it is recognized that blood products and sexual intercourse are the routes of hepatitis B transmission in western countries, the nature of transmission of this disease is not yet known in endemic areas. Studies in Senegal and the Gambia have shown that the incidence of HBsAg is at a peak in children 4 to 8 years of age and that tropical ulcers and other exudative lesions are common in this age group. This article explores the exudation of this damage