Time-Trend, Regional and National Prevalence of Vertical Transmission of HIV-1 in Sub-Saharan Africa: A Systematic Review and Meta-Analysis
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BackgroundDespite substantial global progress in HIV prevention and treatment, mother-to-child transmission (MTCT) of HIV remains a major public health challenge in sub-Saharan Africa, which accounts for approximately 65% of the world's 39.9 million people li... ...
