3d
app
colorful
corona
corona traffic light
coronavirus
covid19
danger
different
epidemiological situation
fear
germany
green
health
health care system
illness
infected
infection
isolated
lockdown
medication
optional
orange
overload
phases
public health
red
risk assessment
science
solution
spread risk
stop
system
systemic risk
three
to warn
traffic
traffic light phases
triple
vaccination
variable
virus
virus model
warning
warning system
yellow