COVID-19 infections in German long-term care facilities: a descriptive three-level analysis using claims and infection statistics data from October 2020 to March 2021. - Kohl R; Jürchott K; Hering C; Gangnus A; Steinhagen-Thiessen E; Heisig JP; Kuhlmey A; Schwinger A; Gellert P (BMC public health, 2026)