• Study suggests reinfection risk of Omicron

    People infected with the original version of the COVID-19 Omicron variant virus are vulnerable to reinfection by later mutated subvariants of Omicron, including BA.4, BA.5 and BA.2.12.1, according to a new study published in the journal Nature last week.

Visit other ECNS Interactive sites:

Copyright © 1999-2019 Chinanews.com. All rights reserved.
Reproduction in whole or in part without permission is prohibited.