Funding for this research was provided by:
National Center for Complementary and Integrative Health (1U19AT007912-01)
Received: 6 August 2019
Accepted: 22 October 2019
First Online: 7 November 2019
Ethics approval and consent to participate
: The project was reviewed and determined to be exempt by RAND’s Human Subjects Protection Committee.
: Not applicable.
: The authors declare that they have no competing interests.