Kilian, Albert http://orcid.org/0000-0003-3361-7480
Obi, Emmanuel
Mansiangi, Paul
Abílio, Ana Paula
Haji, Khamis Ameir
Guillemois, Estelle
Chetty, Vera
Wheldrake, Amy
Blaufuss, Sean
Olapeju, Bolanje
Babalola, Stella
Russell, Stephen J.
Koenker, Hannah
Funding for this research was provided by:
United States Agency for International Development (AID-OAA-A-14-00057)
Article History
Received: 29 October 2020
Accepted: 24 December 2020
First Online: 7 January 2021
Ethics approval and consent to participate
: For each country ethical clearance was obtained from the Institutional Review Board of the Johns Hopkins University, Baltimore, USA and the respective national ethics committees or equivalent. All participants provided written informed consent prior to participation.
: Not applicable.
: The authors declare that they have no competing interests.