2019ncov
attention
bacteria
biohazard
body
bronchus
cold
coronavirus
danger
dangerous
design
disease
east
epidemic
fever
flu
health
human
illness
illustration
infected
infection
influenza
lung
lungs
man
medical
medicine
mers
merscov
organ
outbreak
pain
pandemic
person
pneumonia
prevention
protection
respiratory
science
sickness
syndrome
trachea
vaccine
viral
virus