Authors: James E Udelson; Cesare Orlandi; John Ouyang; Holly Krasa; Christopher A Zimmer; Geir Frivold; W Herbert Haught; Sheiba Meymandi; Cezar Macarie; Dimitar Raef; Patricia Wedge; Marvin A Konstam; Mihai Gheorghiade Journal: J Am Coll Cardiol Date: 2008-11-04 Impact factor: 24.094