Authors: A H Shandling; M H Ellestad; G B Hart; R Crump; D Marlow; B Van Natta; J C Messenger; M Strauss; Y Stavitsky Journal: Am Heart J Date: 1997-09 Impact factor: 4.749
Authors: J S Stamler; L Jia; J P Eu; T J McMahon; I T Demchenko; J Bonaventura; K Gernert; C A Piantadosi Journal: Science Date: 1997-06-27 Impact factor: 47.728