blue background with covid-19 viruses, text for xec variant, merged ks.1.1 and kp.3.3

xec virus covid19 kp33 ks11 abstract blue background warning virology science viral mutation omicron spread prevention danger flu medicine coronavirus concept covid illness outbreak health disease corona infection epidemic pandemic medical sars global quarantine sarscov2 variant symbol sign dangerous world text crisis infect covid-19 viruses merged ks 1 1 kp 3 3