Since I seem to get downvoted for adding doubt to the paper in my comment, I move it here: The study does not look into other east German cities like Weimar[1]

Since I seem to get downvoted for adding doubt to the paper in my comment, I move it here: The study does not look into other east German cities like Weimar[1] or Rostock that showed a similar drop in positive tests without mask obligations. New positive tests in Jena recently reached an all time high. [2] [1] https://www.corona-in-zahlen.de/landkreise/sk%20weimar/ https://www.corona-in-zahlen.de/landkreise/sk%20weimar/ [2] https://www.corona-in-zahlen.de/landkreise/sk%20jena/ https://www.corona-in-zahlen.de/landkreise/sk%20jena/