Funding for this research was provided by:
National Institute on Aging (grant K23 AG051679)
Received: 28 April 2021
Accepted: 12 May 2021
First Online: 4 June 2021
: N/A Since this is a commentary without any involvement of research subjects no ethics approval or consent was required.
: Both authors approved of publishing the submitted version.
: Both authors are physicians working in the US where health care workers have been given first priority for vaccine access, we have no other conflicts of interest.