摘要
AccordingtoareportpublishedbythePopulationReferenceBureau(PRB),anestimatednumberof40millionpeoplewerelivingwithHIV/AIDSbytheendof2001.Sub-SaharanAfrica,withlessthan11%oftheworld'spopulation,containsmorethan70%ofallHIV-infectedpeople.Butnoregionisunaffected:
出版日期
2003年06月16日(中国期刊网平台首次上网日期,不代表论文的发表时间)