A comprehensive characterization of acute heart failure with preserved versus mildly reduced versus reduced ejection fraction – insights from the <scp>ESC‐HFA EORP</scp> Heart Failure Long‐Term RegistryAgnieszka Kapłon‐Cieślicka, Lars H. Lund, María G. Crespo‐Leiro et al.|European Journal of Heart Failure|2021Cited by 127