1 Institute for International Programs, Department of International Health, Johns Hopkins Bloomberg School of Public Health, MD, Baltimore, USA. aamouzo1@jhu.edu.
2 African Population and Health Research Center, Dakar, Senegal.
3 Swiss Tropical Institute, Basel, Switzerland.
4 University of Basel, Basel, Switzerland.
5 Centre for Global Public Health, Department of Community Health Sciences, Rady Faculty of Health Sciences University of Manitoba, Winnipeg, Manitoba, Canada.