1Medical Research Council Unit, The Gambia at London School of Hygiene and Tropical Medicine, Banjul, Gambia
2Immunization, Vaccines and Emergencies Unit, World Health Organization, Kebbi State Field Office, Birnin Kebbi, Nigeria
3Renal Research Laboratory, Department of Physiology, Bowen University College of Health Sciences, Iwo, Nigeria
4Department of Biology, First Technical University, Ibadan, Nigeria
Copyright © 2020 The Korean Society for Preventive Medicine
This is an Open Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (http://creativecommons.org/licenses/by-nc/4.0/) which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited.
CONFLICT OF INTEREST
The authors have no conflicts of interest associated with the material presented in this paper.
FUNDING
None.
AUTHOR CONTRIBUTIONS
Conceptualization: MAO. Funding acquisition: None. Writing – original draft: MAO, SAO, CEI, OA. Writing – review & editing: MAO, SAO, CEI, OA, ECO, AAN.