Oluwaseyi Dolapo Somefun

Mobile health interventions offer convenience, confidentiality, and privacy. Yaw Niel/Shutterstock

Using cellphones to deliver health services to teens: a sub‑Saharan Africa review

Mobile health or mHealth is an appealing way to reach adolescents because it offers opportunities to deliver and monitor health interventions at a much lower cost.
Census enumerators in Nairobi, Kenya. Countries need to collect comparable statistics about populations. SIMON MAINA/AFP via Getty Images

Flaws in the collection of African population statistics block COVID‑19 insights

The governments of several African countries have been reporting counts of confirmed cases, recoveries and deaths related to COVID-19, without a breakdown by age and sex.

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