Contact Tracing Different Age Groups During the COVID-19 Pandemic: Retrospective Study From South-West Germany

Christopher Michael Dyer   ^{1 *} , BScHons, PhD ;   Alexandra-Teodora Negoescu   ^{1, 2 *} , MD ;   Matthias Borchert   ¹ , DrMSc ;   Christoph Harter   ¹ , Dr med ;   Anne Kühn   ¹ , Dr med ;   Peter Dambach   ³ , DrMSc ;   Michael Marx   ³ , Prof Dr Med

¹ Rhein-Neckar District and Heidelberg City Public Health Authority, Heidelberg, Germany

² Medical Faculty, Heidelberg University, Heidelberg, Germany

³ Heidelberg Institute of Global Heath, University Hospital Heidelberg, University Heidelberg, Heidelberg, Germany

*these authors contributed equally