Psychiatric instruments: psychosis Create Talk0 Category page This page needs content. You can help by adding a sentence or a photo! Add to this page! “ Assessment | Biopsychology | Comparative | Cognitive | Developmental | Language | Individual... Scale for the Assessment of Positive Symptoms Pages in category "Psychiatric instruments: psychosis" This category contains only the following page. S Scale for the Assessment of Positive Symptoms Retrieved from "http://psychology.wikia.com/wiki/Category:Psychiatric_instruments:_psychosis"