Based on the Iwata et al. (2013) and Koritsas & Iacono (2013) studies on the indirect assessment/questionnaires, what were the overall outcomes and how does that impact the use of these assessment methods in the field (e.g., should they be used, how should they be used, can they be used alone for treatment development)?

Based on the Iwata et al. (2013) and Koritsas & Iacono (2013) studies on the indirect assessment/questionnaires, what were the overall outcomes and how does that impact the use of these assessment methods in the field (e.g., should they be used, how should they be used, can they be used alone for treatment development)?