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Article History

Received: 19 November 2016

Accepted: 14 March 2018

First Online: 27 March 2018

Ethics approval and consent to participate

: This study was reviewed by the Harvard Ethics Board and judged to be exempt from ethics review as it was judged to be “minimal risk” for participating subjects. Each participant was offered the opportunity for anonymity within the study but each participant asked that they be identified. Informed consent was obtained from all participants prior to being interviewed.

: Written informed consent including consent for publication of identifying information was obtained from all participants.

: The authors declare that they have no competing interests.

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