BEIJING, May 28 (Xinhua) — The overall COVID-19 infections in China have entered a low prevalence level since mid-May, and the vast majority of COVID-19 patients show mild symptoms, medical experts s
Tag: XBB
New Omicron subvariant XBB.1.16 spreading in U.S.
LOS ANGELES, April 21 (Xinhua) — A new Omicron subvariant is spreading in the United States, and has accounted for nearly 10 percent of new weekly COVID-19 cases reported across the country, accordin