Ejection Fraction and Age as Predictors of Sleep Quality after CABG Surgery. JKG (JURNAL KEPERAWATAN GLOBAL), [S. l.], v. 11, n. 1, p. 58–67, 2026. DOI: 10.37341/jkg.v11i1.775. Disponível em: https://jurnalkeperawatanglobal.com/index.php/jkg/article/view/775. Acesso em: 6 feb. 2026.