1. De Maria AN, Bommer WJ, Riggs K, Dajee A, Keown M, Kwan OL, Mason DT (1980): Echocardiographic visualization of myocardial perfusion by left heart and intracoronary injections of echo contrast agents. Circulation 62 (suppl II): II–143.
2. Klicpera M, Glogar D, Mayr H, Mohl W, Losert U, Kaindl F (1982): Myocardial perfusion evaluated by contrast echocardiography. Chest 82: 751–756.
3. Armstrong WF, Mueller TM, Kinney EL, Tickner EG, Dillon JC, Feigenbaum H (1982): Assessment of myocardial perfusion abnormalities with contrast-enhanced two-dimensional echocardiography. Circulation 66:166–173.
4. Yasui K, Matsumoto M, Maeda T, Fukushima M, Hori M, Shimazu T, Inoue M, Abe H, Sato H, Minamino T (1982): Estimation of intramyocardial blood flow distribution with contrast echomyocardiography. Circulation 66 (suppl II): 11–28.
5. Matsumoto M, Yasui K, Maeda T, Hori M, Shimazu T, Nakajima S, Fukushima M, Hamanaka Y, Inoue M, Abe H, Chihara K, Sakurai Y (1982): Application of computer processing for the contrast echocardiographic assessment of myocardial blood perfusion (abstract). Japanese J Med Ultrasonics 41:483.