Vilacosta I, Gómez J, Almería C, Castillo J A, San Román J A, Zamorano J, Jesús Rollán M, Vidal I, Sánchez Harguindey L
Department of Cardiology, Hospital Universitario de San Carlos, Madrid, Spain.
Am Heart J. 1994 Feb;127(2):461-3. doi: 10.1016/0002-8703(94)90146-5.