id	keyword
cpe-4519	period
cpe-4519	mental
cpe-4519	quarantine
cpe-4519	health
cpe-4519	covid-19
cpe-4519	symptoms
cpe-4519	participants
cpe-4519	psychology
cpe-4519	pandemic
cpe-4519	network
cpe-4519	behaviours
cpe-4519	population
cpe-4519	risk
cpe-4519	article
cpe-4519	argentina
cpe-4519	europe