Index: LILACS (Americas) Main subject: Radiotherapy / Coronary Thrombosis / Brachytherapy / Angioplasty, Balloon, Coronary / Angioplasty / Graft Occlusion, Vascular Type of study: Incidence study / Prognostic study Country/Region as subject: South America / Venezuela Language: Spanish Journal: Av. cardiol Journal subject: Cardiology Year: 2003 Type: Article Affiliation country: Venezuela Institution/Affiliation country: Sociedad Venezolana de Cardiología/VE