- Correspondence to Professor Marc Lipsitch, Center for Communicable Disease Dynamics, Harvard School of Public Health, Boston, Massachusetts, USA;
- Received April 7, 2022
- Accepted April 11, 2022
- First published April 20, 2022.
If you wish to reuse any or all of this article please use the link below which will take you to the Copyright Clearance Center’s RightsLink service. You will be able to get a quick price and instant permission to reuse the content in many different ways.