Retinal thickness as potential biomarker in posterior cortical atrophy and typical Alzheimer's disease. Alzforum, 26 Jul 2019 den Haan J, Csinscik L, Parker T, Paterson RW, Slattery CF, Foulkes A, Bouwman FH, Verbraak FD, Scheltens P, Peto T, Lengyel I…