Context: The prevalence of HIV-infection among the adult population is 1.8%. Only 20% of infected pregnant women receive anti retroviral coverage to prevent transmission to newborns.

Question: What infection has a very small prevalence in Guinea-Bissau?
Answer: HIV

Question: What percentage of the adult population has an HIV-infection?
Answer: 1.8%

Question: How many HIV-infected pregnant women receive retroviral coverage?
Answer: 20%

Question: What does retroviral coverage help prevent?
Answer: transmission to newborns

Question: Who receives retroviral coverage?
Answer: infected pregnant women