Ключевые слова: alert, avoid, contamination, danger, disease, distance, distancing, epidemic, fever, flu, global, human, icon, infected, infection, instruction, keep, keep distance, keeping distance, mers, outbreak, pandemic, people, person, physical, physical distancing, pneumonia, protection, public, quarantine, safety, sars, sign, social, social distance, social distancing, symbol, threat, virology, virus, warning,