Authors: R P Sloan; E Bagiella; L VandeCreek; M Hover; C Casalone; T Jinpu Hirsch; Y Hasan; R Kreger; P Poulos Journal: N Engl J Med Date: 2000-06-22 Impact factor: 91.245
Authors: W S Harris; M Gowda; J W Kolb; C P Strychacz; J L Vacek; P G Jones; A Forker; J H O'Keefe; B D McCallister Journal: Arch Intern Med Date: 1999-10-25