Measurement of Myocardial Oxygen Tension: A Valid and Sensitive Method in the Investigation of Transmyocardial Laser Revascularization in an Acute Ischemia Model - Heidt, M. C.; Sedding, D.; Stracke, S. K. H.; Stadlbauer, T.; Boening, A.; Vogt, P. R.; Schönburg, M. (The Thoracic and Cardiovascular Surgeon, 2009)