earth character with expression and virus cartoon drawing

art attack background bacteria bacterial bacteriological biohazard blue cartoon character china cholera corona coronavirus defense design diagnosis disease drawing drawingn earth ebola edge epidemic epidemiology expression fever firewall flat flu golden hand health humanillness icon illustration immunei infect infection influenza isolated life lung malware medical medicine microbe microbiology mmunity pandemic password pathogen pneumonia protection quirky safe sars science secure security shield sick vector viral virology virus warning web wuhan wuhanvirus