Tombstone, Coronavirus tombstone concept, covid-19 outbreak, wuhan virus gravestone, coronavirus world outbreak, mers-cov, biohazard world outbreak, Wuhan 2019-nCoV, respiratory syndrome, alert, attention, bacteria, biohazard, caution, contagion, contamination, danger, deadly, death, disease, epidemic, flu, global, hazard, health, illness, infected, infection, information, notice, outbreak, pandemic, prevention, quarantine, respiratory, risk, safety, severe diseases, sickness, syndrome, transmitted viruses, virus, warning, world, influenza, microorganism, infectious agent, terrestrial planet, health hazard, good fortune, earth, planet, impurity, septic, judiciousness, jeopardy, complex, statement, celestial body, globe, prosperity, wisdom, chance, respiratory disease, announcement, separation, contagious disease, know-how, Earth, care, readiness, fortune, isolation, wellbeing, informing, sagacity, hindrance, ill health, luck