Text and Data Mining valid from 2018-04-27
Received: 19 September 2017
Accepted: 17 April 2018
First Online: 27 April 2018
Ethics approval and consent to participate
: The study protocol and questionnaire were approved by the University of Rwanda, College of Medicine and Health Sciences Institutional Review Board (Ref: 010/UR/CMHS/SPH/2014). The participants were informed of their voluntary participation and right to withdraw at any stage of the study. A written informed consent form was signed by all participants before their participation in the study or by their legal guardians for participants below 18 years of age.
: The authors declare that they have no competing interests.
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