Cerebrospinal Fluid Biomarkers as a Diagnostic Tool of the Underlying Pathology of Primary Progressive Aphasia. Paraskevas GP, Kasselimis D, Kourtidou E, Constantinides V, Bougea A, Potagas C, Evdokimidis I, Kapaki E J Alzheimers Dis. 2017; 55(4):1453-1461. PMID: 27858708. Abstract Comment Bookmark Recommend Follow Comment | Bookmark | Recommend | Follow