Investigation of a COVID-19 outbreak in Germany resulting from a single travel-associated primary case: a case series

Merle M. Böhmer, Udo Buchholz, Victor M. Corman, Martin Hoch, Katharina Katz, Durdica Marosevic, Stefanie Böhm, Tom Woudenberg, Nikolaus Ackermann, Regina Konrad, Ute Eberle, Bianca Treis, Alexandra Dangel, Katja Bengs, Volker Fingerle, Anja Berger, Stefan Hörmansdorfer, Siegfried Ippisch, Bernd Wicklein, Andreas Grahl, Kirsten Pörtner, Nadine Müller, Nadine Zeitlmann, T. Sonia Boender, Wei Cai, Andreas Reich, Maria an der Heiden, Ute Rexroth, Osamah Hamouda, Julia Schneider, Talitha Veith, Barbara Mühlemann, Roman Wölfel, Markus Antwerpen, Mathias C. Walter, Ulrike Protzer, Bernhard Liebl, Walter Haas, Andreas Sing, Christian Drosten, Andreas Zapf