flu coronavirus floating over chinese flag. pandemic of covid 19 virus of china

coronavirus covid flag symbol chinese china microbiology virus infection textile communist communism eastern east asia asian red patriot flags identity nation banner country emblem color national icon silk illustration design concept official texture pathogen virology pneumonia danger influenza microscopic contagious infectious alert pathogenic microbe viral dangerous biohazard ncov global warning flu floating over flag pandemic waving outbreak infecting respiratory system flu type blowing background risk