Vascular contributions to cognitive impairment and dementia: a statement for healthcare professionals from the american heart association/american stroke association - Gorelick, P B; Scuteri, A; Black, S E; American Heart Association Stroke Council, Council on Epidemiology and Prevention, Council on Cardiovascular Nursing, Council on Cardiovascular Radiology and Intervention, and Council on Cardiovascular Surgery and Anesthesia (Stroke, 2011)