Subject(s)

Humans , Aging/pathology , Dementia/pathology , Alzheimer Disease/pathology , Dementia, Vascular/complications , Dementia, Vascular/physiopathology , Dementia, Vascular/pathology , Risk Factors , Dementia/complications , Dementia/physiopathology , Alzheimer Disease/complications , Alzheimer Disease/physiopathology , Neurologic Manifestations , Magnetic Resonance Spectroscopy