Weil wir gerade bei "angemessenen" Schutzmaßnahmen waren...
https://www.sciencedirect.com/scienc...XMDOCeE4566Ht8
"Regarding all three indicators, we find consistent results with respect to a significant decline of infections in the first third of March – about one week before the closing of schools and child day care and two weeks before the full “lockdown” (including the contact ban) came into force. The effect coincides with the cancellation of mass events recommended by the German minister of health, Spahn, on March 8."
Tja.