Kaze, Francois Folefack http://orcid.org/0000-0002-4554-8219
Nguefack, Seraphin
Asong, Constantine Menkoh
Assob, Jules Clement Nguedia
Nansseu, Jobert Richie
Kowo, Mathurin Pierre
Nzana, Victorine
Kalla, Ginette Claude Mireille
Halle, Marie Patrice
Article History
Received: 30 April 2020
Accepted: 29 October 2020
First Online: 7 November 2020
Ethics approval and consent to participate
: The study was approved by the Institutional Review Board of the Faculty of Heath Sciences of the University of Buea (Number: 2018/136/UB/SG/IRB/FHS) and the Yaounde Gynaeco-obstetric and Paediatric Hospital (Number: 646/CIERSH/DM/2017). All parents/guardians of the participants provided a written informed consent before enrolment.
: All authors gave their approval for publication.
: The authors report no conflicts of interest.