Text and Data Mining valid from 2018-09-19
Received: 6 April 2018
Accepted: 12 September 2018
First Online: 19 September 2018
Ethics approval and consent to participate
: The study was approved by the Institutional Research and Ethics Committee (IREC) of the Moi University College of Health Sciences and MTRH (Formal Approval Number: FAN: IREC 1559 ).
: Not applicable.
: The authors declare that they have no competing interests.
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