Computational intelligence for the Balanced Scorecard: Studying performance trends of hemodialysis clinics. - Isabella Cattinelli; Elena Bolzoni; Milena Chermisi; Francesco Bellocchio; Carlo Barbieri; Flavio Mari; Claudia Amato; Marcus Menzer; Andrea Stopper; Emanuele Gatti (Artif. Intell. Medicine, 2013)