The World Health Organization (W.H.O.) has warned of the speed at which a new dangerous disease is spreading. 11.03.2020 WHO Director-General Tedros Adhanom Ghebreyesus announced: “Over the past two weeks, the number of coronaviruses infected outside China has increased 13-fold, and the number of countries where a new virus has been detected has tripled. Therefore, the disease from COVID-19 can be described as a pandemic.”