JAMA
June 22/29, 2021, Vol 325, No. 24, Pages 2419-2512
https://jamanetwork.com/journals/jama/currentissue

Editorial
Assessing a Rare and Serious Adverse Event Following Administration of the Ad26.COV2.S Vaccine
Ruth A. Karron, MD; Nigel S. Key, MD; Joshua M. Sharfstein, MD