19
2019
2019ncov
bacteria
clinical
concept
corona
coronavirus
cov
covid
danger
deadly
death
disease
epidemic
fever
flu
health
healthcare
hospital
illness
infection
infectious
influenza
laboratory
medical
medicine
mers
ncov
novel
outbreak
pandemic
pneumonia
public
quarantine
respiratory
risk
science
sick
sickness
syndrome
transmission
usa
vaccine
viral
virus