Authors: T J Ryan; E M Antman; N H Brooks; R M Califf; L D Hillis; L F Hiratzka; E Rapaport; B Riegel; R O Russell; E E Smith; W D Weaver; R J Gibbons; J S Alpert; K A Eagle; T J Gardner; A Garson; G Gregoratos; S C Smith Journal: Circulation Date: 1999-08-31 Impact factor: 29.690
Authors: W E Boden; R A O'Rourke; M H Crawford; A S Blaustein; P C Deedwania; R G Zoble; L F Wexler; R E Kleiger; C J Pepine; D R Ferry; B K Chow; P W Lavori Journal: N Engl J Med Date: 1998-06-18 Impact factor: 91.245