Published on in Vol 24, No 4 (2022): April
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/35786, first published
.

1 Surveillance Unit, Department of Infectious Disease Epidemiology, Robert Koch Institute, Berlin, Germany
2 Voices for Vaccines, Decatur, GA, United States
3 Ommado, Amsterdam Area, The Netherlands