Prognostic significance of unintentional weight loss in heart failure with preserved ejection fraction. - Ibe, Tatsuro; Demmer, Ryan T.; Harada, Tomonari; Doi, Shunichi; Tada, Atsushi; Naser, Jwan A.; Reddy, Yogesh N.V.; Borlaug, Barry A. (European Journal of Heart Failure, 2025)