Funding for this research was provided by:
Styrelsen för Internationellt Utvecklingssamarbete (GR-01455)
Received: 22 August 2017
Accepted: 27 June 2018
First Online: 16 July 2018
Ethics approval and consent to participate
: This study was approved by the Research Review Committee and Ethical Review Committee of the icddr,b (Protocol# PR-17047). All respondents of the study will be interviewed after giving written informed consent. Their participation will be voluntary. Efforts will be made to ensure that they are properly informed about the study objectives and thoroughly understand what their participation in the study involves. All collected information will be kept confidential and will be used only for research purposes.
: Not applicable.
: The authors declare that they have no competing interest.
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