3d illustration
3d rendering
antibiotics
asia
background
bacteria
bacterium
biohazard
biology
corona
coronavirus
danger
diagnosis
disease
epidemic
fever
flu
health
human
illness
infect
infection
influenza
isolation
medical
medicine
microbe
microbiology
pandemic
pathogen
pneumonia
prevention
quarantine
risk
sars
science
scientific
sickness
vaccine
virology
virus