The reliability of stroke scales - Berger, K; Weltermann, B; Kolominsky-Rabas, P; Meves, S; Heuschmann, P; Bohner, J; Neundorfer, B; Hense, HW; Buttner, T (The German version of NIHSS, ESS and Rankin scales. Fortschr Neurol Psychiatr, 1999)