服务承诺
资金托管
原创保证
实力保障
24小时客服
使命必达
51Due提供Essay,Paper,Report,Assignment等学科作业的代写与辅导,同时涵盖Personal Statement,转学申请等留学文书代写。
51Due将让你达成学业目标
51Due将让你达成学业目标
51Due将让你达成学业目标
51Due将让你达成学业目标私人订制你的未来职场 世界名企,高端行业岗位等 在新的起点上实现更高水平的发展
积累工作经验
多元化文化交流
专业实操技能
建立人际资源圈Races_That_Are_Infected_With_Aids
2013-11-13 来源: 类别: 更多范文
Races That Are Infected With Aids
Debate about the origin of aids has burst considerable interest and controversy since the beginning of epidemics. The first cases of aids occurred in the US in 1981, but they provide less information about the source of the disease. Now there is credible evidence that the disease aids caused by the virus HIV. HIV is a part of a family or group of viruses called lent viruses. Lent viruses other than HIV have been found in a wide range of non human primates. These other lent viruses are known collectively as simian (monkey) viruses (siv) where a subscript is used to donate their species of origin. The rate of infection high among gay black men.
In UK, at the end of 2004, it was reported that 50% of infections had occurred in men having sex with men, 39% through injecting drug use, 2% from mother to child and 3% through blood tissue transfer or blood factor. In 2003, six thousand nine hundred thirty two diagnoses of HIV were made in the UK, between the five thousand seven hundred thirty two whose ethnicity is known, 33% were white, 58% black-African, 4% Caribbean and 5% of farther races.
In the US, its the worlds
hiv, viruses, virus, thousand, people, aids, worlds, thirty, population, men, lent, infections, hundred, between, african, about, uk, two, through, sub, society, six, simple, saharan, part, own, origin, occurred, number, nine, million, males, known, information, females, epidemics

