Covid-19, Coronavirus, Wuhanvirus, now two different coronavirus strains after all ? It has long been noticed that in some countries there are many deaths in relation to the infections. In other countries, however, there are no deaths at all. In Iran, there were over 100 deaths per 2000 infections. In Germany, 600 people were infected and so far there have been no deaths. Italy, on the other hand, has a relatively high number of deaths. All in all, it is strange that there are such different mortality rates. In the meantime, there are some scientific studies that assume two or more virus strains. Apparently, the more quickly transmissible virus is less dangerous. But even there, there are deaths. It is often said that it only affects the o...