Funding for this research was provided by:
National Heart, Lung, and Blood Institute (K24 HL111154)
National Institute of Arthritis and Musculoskeletal and Skin Diseases (P60 AR064172)
Rheumatology Research Foundation (Innovative Research Award)
Received: 14 January 2019
Accepted: 25 August 2019
First Online: 5 September 2019
Ethics approval and consent to participate
: The need for consent was waived as the nominal groups were conducted online. The University of Alabama at Birmingham Institutional Review Board approved this study (IRB# 1707018365).
: Not applicable as data presented are summary data and no individuals are identifiable in this study.
: The authors declare that they have no competing interests.