The Covid-19 outbreak, which originated in Wuhan, China, was declared by the Director-General to constitute a „Public Health Emergency of International Concern“ (PHEIC) under the International Health Regulations (IHR) on 30th January 2020. Dectection of pneumonia cases in Wuhan 31 Dec 2019: The WHO China Country Office was informed of cases of pneumonia of unknown … How the Covid-19 outbreak was declared as „Public Health Emergency of International Concern“ weiterlesen