Placeholder while article actions loadUnlockThis article is free to access.Why?A large U.S. study looking at whether vaccination protects against long covid showed the...
Placeholder while article actions loadUnlockThis article is free to access.Why?A large U.S. study looking at whether vaccination protects against long covid showed the...
To the Editor: For persons who received a single dose of the Ad26.COV2.S vaccine (Johnson & Johnson–Janssen) against coronavirus disease 2019 (Covid-19),...