A cluster of cases were later detected , starting with 16 confirmed cases in Lombardy on 21 February , with a possible connection to the first European local transmission occurred in Munich ( Germany ) on 19 January 2020 , consistently to phylogenetic analysis of viral DNA .
According to a phylogenetic analysis of viral DNA , there could be a connecting between the 16 cases of coronavirus confirmed in Italy on 21 February and the first community transmission of the virus in Europe on 19 January in Munich , Germany .