Affiliation: | aDepartment of Family Medicine, University of Rochester/Highland Hospital, Rochester, NY 14620, USA bDepartment of Family Practice and Community Medicine, University of Pennsylvania, Philadelphia, PA 19104, USA cDepartment of Family Medicine, UMDNJ-Robert Wood Johnson Medical School, New Brunswick, NJ 08903, USA dDepartment of Biostatistics and Epidemiology, University of Pennsylvania, Philadelphia, PA 19104, USA eWeill Medical College of Cornell University, New York, NY 10013, USA |