Abnormal left ventricular longitudinal function assessed by echocardiographic and tissue Doppler imaging is a powerful predictor of diastolic dysfunction in hypertensive patients: The SPHERE study. - Dini, Frank Lloyd; Galderisi, Maurizio; Nistri, Stefano; Buralli, Simona; Ballo, Piercarlo; Mele, Donato; Badano, Luigi Paolo; Faggiano, Pompilio; de Gregorio, Cesare; Rosa, Gian Marco; Ciavarella, Massimo; De Marco, Eugenia; et al. (International Journal of Cardiology, 2013)