Funding for this research was provided by:
American Association of Immunologists
Received: 3 November 2020
Accepted: 21 July 2021
First Online: 28 July 2021
: The analysis of publicly available, de-identified data does not constitute human subjects research as defined in federal regulations, and thus this study did not require Institutional Review Board (IRB) review.
: Not applicable.
: The authors declare that they have no competing interests.