Funding for this research was provided by:
Centers for Disease Control and Prevention (3U01GH000752-02S1)
Received: 4 January 2017
Accepted: 23 January 2018
First Online: 30 January 2018
Ethics approval and consent to participate
: This study obtained ethical approval from the Institutional Review Board of the Ukrainian Institute on Public Health Policy and clearance on human subjects review from the CDC in Atlanta, USA. Participants provided written informed consent documenting willingness to participate in interviews and focus groups and to have them audio recorded.
: Not applicable.
: The authors declare that they have no competing interests.
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