MACHNIK, Krzysztof et al. BETA-BLOCKERS DISCONTINUATION AFTER MYOCARDIAL INFARCTION REFERRING TO EJECTION FRACTION. International Journal of Innovative Technologies in Social Science, [S. l.], v. 5, n. 3(51), 2026. DOI: 10.31435/ijitss.3(51).2026.5994. Disponível em: https://rspublisher.org/index.php/ijitss/article/view/5994. Acesso em: 5 oct. 2026.