Fig 1. Flow chart of study participants and cohort selection.
Abbreviations: SARS-CoV-2, severe acute respiratory syndrome coronavirus 2; SAEs, serious adverse events; AESIs, adverse events of special interest; ICU, intensive care unit.
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.