portrait young European woman put on protective disposable medical mask with handwritten coronavirus text in city street. 2019-ncov, caucasian, china, chinese, corona, covid-19, covid-2019, covid19, dangerous, disease, epidemic, face, flu, girl, hands, holding, illness, infection, influenza, outbreak, outdoor, pandemic, panic, people, pneumonia, protect, protection, public, quarantine, respiratory, sick, single, transport, travel, virus, wear, march, russia