https://www.mdedge.com/content/brain-injuries-difficult-diagnose-us-troops
Brain Injuries Difficult to Diagnose in U.S. Troops | MDedge
https://www.inverse.com/mind-body/61115-can-artificial-intelligence-diagnose-depression
Depression is incredibly difficult to diagnose, but A.I. could help us
Nov 24, 2019 - Despite being a common disorder, it's still the most difficult to diagnose.