Kojom Foko, Loick P.
Eya’ane Meva, Francois http://orcid.org/0000-0003-3135-9334
Eboumbou Moukoko, Carole E.
Ntoumba, Agnes A.
Ngaha Njila, Marie I.
Belle Ebanda Kedi, Philippe
Ayong, Lawrence
Lehman, Leopold G.
Article History
Received: 2 August 2019
Accepted: 24 September 2019
First Online: 3 October 2019
Ethics approval and consent to participate
: This research was based on information/data extracted from published studies and no ethical approval was acquired.
: Not applicable.
: The authors declare that they have no competing interests.