Funding for this research was provided by:
Norges Forskningsråd (220622/H10)
Helse Sør-Øst RHF (2011068)
Received: 12 December 2017
Accepted: 31 January 2018
First Online: 13 February 2018
Ethics approval and consent to participate
: The study was approved by the Regional Committee for Medical and Health Research Ethics in Norway and the National Research Ethics Review Committee in Ethiopia, as well as the pertinent institutional ethical review boards. Written informed consent was obtained from all study participants.
: Not applicable.
: The authors declare that they have no competing interest.
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