Serious woman wearing surgical mask looking through the window in a train, Portugal, Europe

1 person 35 39 years caucasian ethnicity contagious corona crisis coronavirus corona covid 19 covid 19 diseases disease earnest epidemic europe face masks face mask females female infectious infective infect light skinned looking through look through masks mask means of transportation mid adult woman mid adult women one person pandemic persons person portugal portuguese protective masks protective mask rail traffic railway sars cov 2 serious severe sickness single person southern europe south europe trains train transportation transports transport virulent viruses virus windows window woman women