ID 152411049 © Katerynakon | Megapixl.com
Sharing is not just caring, it's also about giving credit - add this image to your page and give credit to the talented photographer who captured it.:
antiviral background biology cell children closeup cold colorful common cough disease germ health hemagglutinin human illustration infection infectious measles medical medicine microbe microbiology microorganism microscope mmr model molecular neuraminidase outbreak render respiratory rna science sick structure symptoms vaccination vaccine viral virology virus