Stewart Ruth, El-Harakeh Amena, Cherian Sunu Alice
Africa Centre for Evidence, University of Johannesburg, Johannesburg 2006, South Africa.
Center for Systematic Reviews of Health Policy and Systems Research (SPARK), American University of Beirut, Beirut, Lebanon.
Lancet. 2020 Nov 14;396(10262):1539-1541. doi: 10.1016/S0140-6736(20)32141-3. Epub 2020 Oct 20.