Ключевые слова: alert, anxious, bacterium, biohazard, blood, bored, career, clinic, closed, coaching, concepts, concerned, conference, connection, contamination, contemplation, crisis, death, disease, education, emergency, employee, epidemic, fear, flu, global, hospital, human, illness, indoor, infection, mask, medical, one person, pandemic, patient, protection, quarantine, reflection, room, safety, science, solitude, spreading, stay, virus, window, worried,