Received: 30 March 2020
Revised: 3 February 2021
Accepted: 5 February 2021
First Online: 16 February 2021
Ethics approval and consent to participate
: Written informed consent was obtained from mothers during antenatal care visits prior to delivery. The study received ethical approvals from the institutional ethics committees of Centre Muraz, Bobo Dioulasso, Burkina Faso (006-2014/CE-CM), the Institute of Tropical Medicine, Antwerp, Belgium (953/14), and University Hospital in Antwerp, Belgium (14/26/277).
: The authors declare that they have no competing interests.