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.
Day-wise distribution of viral ribonucleic acid (RNA) shedding in exhaled air (on masks). Comparative analysis of the average viral RNA shedding on masks for 6 consecutive days showed a gradual decline in the viral shedding, as evidenced by an increase in the median cycle threshold values from Day 1 to Day 6 with a significant difference (χ 2 = 55.78, P < .001).
