Associations between Serum Omega-3 Fatty Acid Levels and Cognitive Functions among Community-Dwelling Octogenarians in Okinawa, Japan: The KOCOA Study. Nishihira J, Tokashiki T, Higashiuesato Y, Willcox DCraig, Mattek N, Shinto L, Ohya Y, Dodge HH J Alzheimers Dis. 2016; 51(3):857-66. PMID: 26890763. Abstract Comment Bookmark Recommend Follow Comment | Bookmark | Recommend | Follow