Kathleen Thomas, PhD, MPH1, Gabriela Stein, PhD2, Monica Perez Jolles, MA3, Betsy L. Sleath, PhD4, Maria Martinez, Ph.D.5, Linda Guzman6, Charlotte Williams, MPH3 and Joseph Morrissey, PhD7
(1)UNC Eshelman School of Pharmacy, Chapel Hill, NC, (2)University of North Carolina - Greensboro, Greensboro, NC, (3)University of North Carolina at Chapel Hill, Chapel Hill, NC, (4)University of North Carolina, Chapel Hill, NC, (5)University of North Carolina, Chapel Hill, Chapel Hill, NC, (6)Univesity of North Carolina at Chapel Hill, Chapel Hill, NC, (7)Cecil G. Sheps Center for Health Services Research, University of North Carolina, Chapel Hill, NC