Ключевые слова: aid, disease, doctor, epidemic, face mask, fever, ffp2, ffp3, flu, fluid, health, health care, hospital, hygiene, laboratory, lifestyle, man, mask, mature adult, medical, old, outbreak, pandemic, protection, protection mask, quarantine, respiratory hygiene, sars, sepsis incubation, sick, smart working, sneezing, symptoms, test, virology, virus, virus outbreak, woman, worker,