Received: 10 May 2019
Accepted: 28 November 2019
First Online: 4 December 2019
Ethics approval and consent to participate
: I received ethics approval from the Osun State Health Research Ethics Committee (OSHREC) to obtain data from the epidemiology department and carry out the analysis as required (Reference number OSHREC/PRS/569 T/155).
: Not applicable.
: The authors declare that they have no competing interests.