Clinical Experience with Cerebrospinal Fluid Aβ42, Total and Phosphorylated tau in the Evaluation of 1,016 Individuals for Suspected Dementia Manuscript Number: 18-0548R2 Author(s): Matthew Casadei, Lawrence S. Honig, Richard Mayeux, Guy M. McKhann II, Leonardo Tariciotti, Andrew F. Teich, Giuseppe Tosto