Authors: G F Fletcher; S N Blair; J Blumenthal; C Caspersen; B Chaitman; S Epstein; H Falls; E S Froelicher; V F Froelicher; I L Pina Journal: Circulation Date: 1992-07 Impact factor: 29.690
Authors: M Kamphuis; J Ottenkamp; H W Vliegen; T Vogels; K H Zwinderman; R P Kamphuis; S P Verloove-Vanhorick Journal: Heart Date: 2002-04 Impact factor: 5.994