caution
contagion
contagious
contamination
control
covid19
danger
disease
epidemic
epidemiologist
female
flu
forbidden
gesturing
gloves
hand
hand sign
health
health care
hospital
human
illness
infection
infectious
inflammation
inflammatory
mask
medical professional
medicine
one person
pandemic
people
prevention
protect
protection
protective clothing
quarantine
restrict
restricted
restriction
safety
science
sickness
stop gesture
syndrome
virologist
virus
warning
woman