Alexander P Keil1, Jessie K Edwards2. 1. Department of Epidemiology, University of North Carolina, 2102E McGavran-Greenberg Hall, Campus Box 7435, Chapel Hill, NC, 27599-7435, USA. akeil@unc.edu. 2. Department of Epidemiology, University of North Carolina, 2102E McGavran-Greenberg Hall, Campus Box 7435, Chapel Hill, NC, 27599-7435, USA.
Authors: Stephanie Watkins; Michele Jonsson-Funk; M Alan Brookhart; Steven A Rosenberg; T Michael O'Shea; Julie Daniels Journal: Health Serv Res Date: 2013-05-23 Impact factor: 3.402