Cited 2 times since 2022 (0.6 per year) source: EuropePMC JACC. Cardiovascular imaging, Volume 15, Issue 2, 12 2 2022, Pages 221-223 Apical Rocking and Septal Flash: Predictors of Secondary Mitral Regurgitation Improvement After Cardiac Resynchronization Therapy. Bax JJ, van der Bijl P