4055Should we use beta-blockers in all patients after st-segment elevation acute myocardial infarction?. (28th August 2018) - Ferreira, J; Freitas, F; Ferreira, C; Milner, J; Alves, P; Marinho, V; Domingues, C; Santos, M; Monteiro, S; Monteiro, P; Pego, M