Références :
Kirkpatrick B, Buchanan R.W, Mc Kenney P.D, et al. The schedule for the deficit syndrome: an instrument for research in schizophrenia. Psychiatry Res 1989; 30: 119-123.
Ribeyre J.M, Dollfus S, Lesieur P.H, et al. Schedule for evaluation of the deficit syndrome in schizophrenia: Schedule for Deficit Syndrome (SDS) (kirkpatrick et al.) Importance pertinence of the SDS. Introduction of the French version. L’Encéphale 1994 Jul-Aug; 20: 413-419.