1. From the writing group of the board core data set rehabilitation of the Berlin Stroke Alliance (BSA): Center for Stroke Research Berlin (CSB; M.M.G., C.D., P.U.H.), Charité–Universitätsmedizin Berlin, Berlin, Germany; Median Klinik Berlin-Kladow (C.D.), Berlin, Germany; Vivantes Rehabilitation GmbH (D.D.), Berlin, Germany; Median Klinik Berlin-Mitte (P.R.), Berlin, Germany; Reha-Tagesklinik Pankow (K.B., H.Z.), Berlin, Germany; Geriatrische Tagesklinik Vivantes (U.D.-F.), Berlin, Germany;...