people in protective hazmat suits carrying barrels with warning sign 2019-nCoV flu outbreak china pathogen respiratory MERS-CoV quarantine coronavirus concept hospital interior horizontal Publisert 29. januar 2021 i Nok en varslet katastrofeFull oppløsning (1000 × 484) people in protective hazmat suits carrying barrels with warning sign 2019-nCoV flu outbreak china pathogen respiratory MERS-CoV quarantine coronavirus concept hospital interior horizontal vector illustration