Smedley, Brian D.; Butler, Adrienne Stith; Bristow, Lonnie R. ; Bristow, Lonnie R. ; Butler, Adrienne Stith ; Smedley, Brian D. ; Adrienne Stith Butler ; Brian D. Smedley ; Lonnie R. Bristow ; Board on Health Sciences Policy ; Committee on Institutional and Policy-Level Strategies for Increasing the Diversity of the U.S. Health Care Workforce ; Institute of Medicine (U.S.)