Authors: Elizabeth H Bradley; Jeph Herrin; Brian Elbel; Robert L McNamara; David J Magid; Brahmajee K Nallamothu; Yongfei Wang; Sharon-Lise T Normand; John A Spertus; Harlan M Krumholz Journal: JAMA Date: 2006-07-05 Impact factor: 56.272
Authors: Scott C Williams; Stephen P Schmaltz; David J Morton; Richard G Koss; Jerod M Loeb Journal: N Engl J Med Date: 2005-07-21 Impact factor: 91.245