Dementia includes a group of neuro-degenerative disorders characterized by varying degrees of cognitive impairment. Recent data indicates that blood group AB is associated with impaired cognition in elderly patients. To date there are no large-scale studies that have examined the relationship between ABO blood group and dementia-related disorders in detail. https://www.roneverhart.com/Mauri-Scenic-Men-s-Designer-Shoes-Gerbera-Red-Exotic-Ostrich-Loafers-3405-MA5118/