Authors: W L Hofstetter; J H Peters; T R DeMeester; J A Hagen; S R DeMeester; P F Crookes; P Tsai; F Banki; C G Bremner Journal: Ann Surg Date: 2001-10 Impact factor: 12.969
Authors: S J Spechler; E Lee; D Ahnen; R K Goyal; I Hirano; F Ramirez; J P Raufman; R Sampliner; T Schnell; S Sontag; Z R Vlahcevic; R Young; W Williford Journal: JAMA Date: 2001-05-09 Impact factor: 56.272