Cognitive impairment and substance abuse history as predictors of the temporal stability of negative symptoms in schizophrenia.
Lysaker P, Bell M, Bioty S, Zito W. Cognitive impairment and substance abuse history as predictors of the temporal stability of negative symptoms in schizophrenia. The Journal Of Nervous And Mental Disease 1997, 185: 21-6. PMID: 9040529, DOI: 10.1097/00005053-199701000-00004.Peer-Reviewed Original Research