摘要
It is just over a year ago that what we now know as coronavirus disease 2019(COVID-19)first emerged in Wuhan,China(1).In twelve short months every village,every city in every continent has been affected.Hundreds of millions of people have been infected and recovered and over two million of people have tragically died from COVID-19.In reality,many more have lost loved ones.Yet we may still be closer to the start of this pandemic than to the end.
