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.
Percentage of symptoms reported among participants in a case–control study of long COVID, Sapporo, Japan. A) Number of symptoms at designated timepoints from onset among case-patients and among controls at the time of answering the questionnaire. B) Detail of percentage of participants with >2 symptom types. Error bars represent 95% CIs.
