The research involving couples in Kenya, Uganda and Botswana found that daily AIDS drugs reduced infection rates by an average of at least 62 percent when compared with placebo.
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“Effective new HIV prevention tools are urgently needed and these studies could have enormous impact in preventing heterosexual transmission,” Margaret Chan, director-general of the World Health Organization (WHO), said in a statement.
She said the United Nations health agency would now work with countries to use the new findings to implement better protection strategies.
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