Authors: Eric B Larson; Stephan D Fihn; Lynne M Kirk; Wendy Levinson; Ronald V Loge; Eileen Reynolds; Lewis Sandy; Steven Schroeder; Neil Wenger; Mark Williams Journal: J Gen Intern Med Date: 2004-01 Impact factor: 5.128
Authors: Joel S Weissman; Joseph Betancourt; Eric G Campbell; Elyse R Park; Minah Kim; Brian Clarridge; David Blumenthal; Karen C Lee; Angela W Maina Journal: JAMA Date: 2005-09-07 Impact factor: 56.272