Abstract
A new Coronavirus (SARS-CoV-2) is the etiological agent of the disease, called COVID-19. It is causing thousands of mild, moderate and severe infections worldwide and is the cause of the largest pandemic in the last 50 years. We do not know how many people have been infected by SARS-CoV-2, because many are asymptomatic, nor do we understand why some individuals have mild symptoms while ot…