Ключевые слова: aid, corona, corona virus, coronavirus disease 2019, coughing, cov2, covid, covid 19, covid19, disease, doctor, epidemic, fever, ffp2, ffp3, flu, fluid, health, health care, hospital, hygiene, laboratory, man, mask, medical worker, outbreak, protection, protection mask, quarantine, research, researcher, respiratory droplets, respiratory hygiene, sars, sarscov2, sepsis incubation, sneezing, symbol, symptoms, test, transmission, virology, virus, virus outbreak, worker,