COVID-19: Lessons to learn about the first 4.0 pandemic

Although the SARS-CoV-2 outbreak was officially presented suddenly in the popular market of exotic and wild animals in Wuhan in December 2019, phylogenetic studies state that coronavirus was already present in latency phase since October in this city in the province of Hubei. During this latency phase, the infection followed its silent course and spread among the population in a stochastic way without showing epidemic signs.