Freepik
    Doctor takes a cotton bud from child mouth to analyze the saliva, mucous membrane for DNA tests, COVID-19, to determine or presence of virus, SARS-CoV-2 epidemic, coronavirus concept.

    Doctor takes a cotton bud from child mouth to analyze the saliva, mucous membrane for DNA tests, COVID-19, to determine or presence of virus, SARS-CoV-2 epidemic, coronavirus concept.