The Behavioral and Psychological Symptoms of Dementia in Down Syndrome (BPSD-DS) Scale: Comprehensive Assessment of Psychopathology in Down Syndrome.
Dekker AD, Sacco S, Carfi A, Benejam B, Vermeiren Y, Beugelsdijk G, Schippers M, Hassefras L, Eleveld J, Grefelman S, et al.