Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) CIGARROA C. G.,Dobutamine stress echocardiography identifies hibernating myocardium and predicts recovery of left ventricular function after coronary revascularization.,Circulation,,,1993,88,,430-436,https://cir.nii.ac.jp/crid/1570572699279981184,