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.
Determination of SARS‐CoV‐2 S‐protein concentration using protein‐based ELISA assay. The sample code starts with the date of sample collection from the hospital followed by the dehumidifier number, that is, 0910_1b indicates the water sample has been collected from dehumidifier number 1 on September 10, 2020. ELISA, enzyme‐linked immunosorbent assay; SARS‐CoV‐2, severe acute respiratory syndrome coronavirus 2
