The stenoses were classified according to criteria established by the American College of Cardiology ACC; and complex lesions were defined as those of type B2/C.
Las estenosis se clasificaron de acuerdo con criterios establecidos por el American College of Cardiology ACC, y lesiones complejas se definieron como aquellas del tipo B2/C.
As estenoses foram classificadas de acordo com critérios estabelecidos pelo American College of Cardiology ACC; sendo que lesões complexas foram definidas como aquelas do tipo B2/C.