Received: 23 December 2020
Accepted: 23 March 2021
First Online: 17 June 2021
: This study was reviewed and approved by the Institutional Review Board of the University of North Carolina at Chapel Hill. All participants provided written informed consent and HIPAA authorization.
: Dr. Sheikh has served as a consultant on an advisory board for GSK and has grant support from Pfizer. The authors have no other conflicts to report.