Funding for this research was provided by:
National Center for Chronic Disease Prevention and Health Promotion (3U48DP005017-01S1)
Received: 17 August 2018
Accepted: 21 February 2019
First Online: 12 March 2019
Ethics approval and consent to participate
: This study was approved by the Office of Human Research Ethics at the University of North Carolina at Chapel Hill (study #15–2771). Survey respondents provided informed consent by reading the consent form online and clicking “Yes, I consent” before being directed to survey questions. Interview respondents were read informed consent language over the phone and asked for their verbal consent before starting the interview (verbal consent was chosen as all interviews were completed telephonically). Both consent procedures were approved by the ethics committee.
: Not applicable.
: The authors declare that they have no competing interests.
: Springer Nature remains neutral with regard to jurisdictional claims in published maps and institutional affiliations.