Journal of the American Society of Echocardiography : official publication of the American Society of Echocardiography, Volume 36, Issue 2, 13 2 2022, Pages 252-254 Left Ventricular Myocardial Work to Differentiate Cardiac Amyloidosis From Hypertrophic Cardiomyopathy. Stassen J, Tjahjadi C, Adam R, Debonnaire P, Claeys M, Popescu BA, Jurcut R, Delgado V, Bax JJ, Marsan NA