Ogbo, Felix Akpojene http://orcid.org/0000-0001-5159-2315
Okoro, Anselm
Olusanya, Bolajoko O.
Olusanya, Jacob
Ifegwu, Ifegwu K.
Awosemo, Akorede O.
Ogeleka, Pascal
Page, Andrew
Article History
Received: 16 April 2018
Accepted: 1 January 2019
First Online: 9 January 2019
Ethics approval and consent to participate
: The present study was based on published data from the GBD 2016 study, which does not require specific institutional ethics approval given that the analyses were based on secondary data.
: Not applicable.
: The authors declare that they have no competing interests.
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