Dementia revealed: novel chromosome 6 locus for late-onset Alzheimer disease provides genetic evidence for folate-pathway abnormalities. oleh Adam C Naj, Gary W Beecham, Eden R Martin, Paul J Gallins, Eric H Powell, Ioanna Konidari, Patrice L Whitehead, Guiqing Cai, Vahram Haroutunian, William K Scott, Jeffery M Vance, Michael A Slifer, Harry E Gwirtsman, John R Gilbert, Jonathan L Haines, Joseph D Buxbaum, Margaret A Pericak-Vance