Illustration: Blue Abstract Microbiological Research Background. Bacteria And Viruses Under The Microscope. The Concept Of Finding A Vaccine

KEYWORDS

bacterium microbiology scientific microorganisms microbes bacteria abstract background texture close medicine virus disinfection disease infection dirt organism cells fungi microflora hygiene dangerous pest health study life intestines microscope sickness diagnosis research illness biology science prevention medical human pathology flu vaccine symptoms influenza pandemic epidemic respiratory coronavirus blue concept macro