WARNING! - This version of THINC-it® is for use exclusively by registered participants in the RADAR-CNS study. A RADAR-CNS QR code is REQUIRED to use this version if THINC-it®. If you are NOT a registered participant in the RADAR-CNS study please use THINC-it® for clinical use. About THINC-it®: THINC-it® is a screening tool for assessment of cognitive functioning in patients with a major depressive episode/disorder. It is comprised of the PDQ– 5D (a short questionnaire for the patient to com