Influence of left ventricular systolic function on the long-term benefit of beta-blockers after ST-segment elevation myocardial infarction Jesús Velásquez-Rodríguez; Vanesa Bruña; Lourdes Vicent; Felipe Díez-Delhoyo; María Jesús Valero-Masa; Iago Sousa-Casasnovas; Miriam Juárez; Carolina Devesa; Francisco Fernández-Avilés; Manuel Martínez-Sellés;

de Winter pattern: Is it always so typical? Kenan Yalta; Ertan Yetk¿n; Gokay Taylan;