Orthopaedic and trauma surgery(2) DRG(2) Diagnosis-related groups(2) Kompensationsmechanismen(2) Compensation mechanisms(2) COVID-19-Krankenhausentlastungsgesetz(2) COVID-19 Hospital Relief Act(2) Coronavirus pandemic(2) Corona-Pandemie(2) Tage(2) Orthopädie und Unfallchirurgie(2) knee joint(1) ACL reconstruktion(1) SARS-CoV‑2(1) Kniegelenk(1) VKB-Rekonstruktion(1) “Coronavirus disease” 2019(1) physical therapists(1) Physiotherapeuten(1) „Coronavirus disease“ 2019(1)