2019ncov
3d
background
bacteria
bacterial infection
biology
cell
china
concept
corona
corona virus
coronavirus
covid19
danger
dangerous
death
disease
epidemic
flu
global
graphic
health
icon
illness
illustration
infect
infected
infection
macro
medical
medicine
microbiology
outbreak
pandemic
pathogen
pneumonia
quarantine
sars
science
symbol
symptoms
travel
vaccine
viral
virology
virus
world