Funding for this research was provided by:
National Center for Chronic Disease Prevention and Health Promotion (6 U48DP005002-05-02)
Received: 27 January 2020
Accepted: 10 June 2020
First Online: 26 June 2020
Ethics approval and consent to participate
: Human participants were not involved in the preparation of this manuscript.
: Not applicable
: The authors have no competing interests to declare in relationship with this manuscript.