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The role of STIs in the transmission dynamics of HIV epidemics is paradoxical and complex. Population-based studies have found that both the prevalence and incidence of HIV were substantially higher among people with STIs. However, randomized trials have found STI treatment to have little to no…

Fact sheet N°104

Key facts:
  • Tuberculosis (TB) is a top infectious disease killer worldwide.
  • In 2014, 9.6 million people fell ill with TB and 1.5 million died from the disease.
  • Over 95% of TB deaths occur in low- and middle-income countries,…