Agbor, Valirie Ndip
Ditah, Chobufo
Tochie, Joel Noutakdie
Njim, Tsi
Article History
Received: 28 April 2017
Accepted: 8 January 2018
First Online: 15 January 2018
Ethics approval and consent to participate
: Ethical approve was obtained from the scientific and ethical review board of the Northwest Regional delegation for Public Health.
: Not applicable.
: The authors declare that they have no competing interests.
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