Serum Magnesium, Outcomes, and the Effect of Empagliflozin in Heart Failure With Mildly Reduced and Preserved Ejection Fraction: Findings From EMPEROR-Preserved. - Ferreira JP; Packer M; Butler J; Vasques-Nóvoa F; Marques P; Pocock S; Filippatos G; Zannad F; Anker SD (JACC. Heart failure, 2026)