These are the key events of the covid-19 pandemic, from first infections to the end of the emergency:
12.12.19: emerge from Wuhan, China
31.12.19: The World Health Organization (WHO) is of this pneumonia
07.01.20: Public health officials in China identify a
11.01.20: China reports its
13.01.20: Thailand reports the first
20.01.20: The