1. Simon P, Mohl W (1990) Intra-operative echocardiographic assessment of global and regional myocardial function. Echocardiography 7: 333–341
2. Kyo S, Takamoto S, Matsumura M, et al (1987) Immediate and early post-operative evaluation of results of cardiac surgery by transesophageal two-dimensional Doppler echocardiography. Circulation 76 (Suppl V): 114–121
3. Kremer P, Cahalan M, Beaupre P, et al (1985) Intraoperative Überwachung mittels Transoesophagealer Zweidimensionaler Echokardiographie. Anesthesist 34: 111–117
4. Topol EJ, Weiss JL, Guzman PA, et al (1984) Immediate improvement of dysfunctional myocardial segments after coronary revascularization: Detection by intra-operative transesophageal echocardiography. J Am Coll Cardiol 4: 1123–1134
5. Ream AK, Fogdall RP (1982) Acute cardiovascular management. Anesthesia and Intensive Care. JB Lippincott Company, Philadelphia, pp 481–549