1. Health and Sustainable Development Training and Research Unit, Alioune Diop University, Bambeye, Sénégal
2. Faculty of Medicine, Pharmacy and Odontostomatology, Cheikh Anta Diop University, Dakar, Sénégal; Health and Development Institute, Cheikh Anta Diop University, Dakar, Sénégal
3. Dakar Principal Hospital, Dakar, Sénégal