Left atrial strain as sensitive marker of left ventricular diastolic dysfunction in heart failure oleh Athanasios Frydas, Daniel A. Morris, Evgeny Belyavskiy, Aravind‐Kumar Radhakrishnan, Martin Kropf, Marijana Tadic, Lothar Roessig, Carolyn S.P. Lam, Sanjiv J. Shah, Scott D. Solomon, Burkert Pieske, Elisabeth Pieske‐Kraigher