Abstract
沈晓丽.如何在因特网上查找生物医学信息[J].Chinese journal of Epidemiology,2003,24(6):507-507,511
如何在因特网上查找生物医学信息
Study on incidence of HIV and syphilis, retention rate and associated risk factors in a prospective cohort among men who have sex with men in Beijing
Received:May 10, 2002  
DOI：
KeyWord: 男男性行为者  新发感染率  影响因素
English Key Word: Men who have sex with men  Incidence retention rate  Influencing factors
FundProject:国家科技重大专项(2009ZX10701);美国国立卫生研究院项目(R01AI078933);加拿大国际发展署项目(104519-010)
Author NameAffiliationE-mail
Liu Yingjie Beijing Chaoyang District Center for Disease Control and Prevention, Chaoyang 100021, China shenxiaoli2000@yahoo.com.cn 
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Abstract:
      OCLC ECO 是一个面向图书馆机构提供电子期刊访问的检索系统, 计划从50个出版社选择22000多种覆盖各领域的电子期刊, 提供自1995 年开始的全部期刊论文的全文检索服务, 并以PDF格式显示.
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