Ключевые слова: adult, air, ambulance, blocking, call, care, coronavirus, covid, covid19, danger, disease, environment, environmental, epidemics, flu, health, health care, healthcare, help, hospital, human, illness, male, man, mask, medical, operator, pandemic, patient, people, person, phone, pollution, portrait, protect, protection, protective, quarantine, rescue service, sick, sickness, smartphone, studio, symptom, talk, viral, virus, wear, wearing,