Funding for this research was provided by:
Universitetet i Bergen (Personal PhD stipend)
Norwegian Research Council (Global Health Priorities 2020 project (Project Number: 218694/H10))
Received: 30 December 2016
Accepted: 19 February 2018
First Online: 2 March 2018
Ethics approval and consent to participate
: The study was approved by the Institutional Review Board of the College of Health Sciences, Addis Ababa University, Ethiopia, and by the Regional Ethical Committee, Helse Vest, Norway. Informed consent (written or by fingerprint) was obtained from potential participants after they had received information about the study, the opportunity to take part, and indication that participation was voluntary. In obtaining informed consent, participants were informed that it would not be possible to identify the participant and his or her family in the presentation of the results of the study.
: Not applicable.
: The authors declare that they have no competing interests.
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