Delivery of drugs through the blood-brain barrier: need for trials

William A Banks¹, Michelle A Erickson¹, Elizabeth M Rhea¹

• ¹Geriatric Research Education and Clinical Center, Veterans Affairs Puget Sound Health Care System, Seattle, WA 98108, USA; Division of Gerontology and Geriatric Medicine, Department of Medicine, University of Washington School of Medicine, Seattle, WA, USA.