sars-cov-2 virion schematic representation. covid-19 infectious agent. white line drawing on black background.

2019ncov accurate appearance background biology capcid cell concept contamination corona coronavirus covid19 dangerous disease epidemic flu health human icon illness illustration image infection infectious influenza logo medical medicine microscopic object pandemic particle pneumonia prevention representation respiratory sars sarscov2 schematic science sickness spikes structure vector view viral virion virus zoonotic