The Associated Factors of SARS-CoV-2 Reinfection by Omicron Variant - Guangdong Province, China, December 2022 to January 2023
Description
WHAT IS ALREADY KNOWN ABOUT THIS TOPIC?: Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) reinfection by variants is being reported commonly and has caused waves of epidemic in many countries. Because of dynamic zero policy, the SARS-CoV
