Increase of Right Ventricular Stroke Volume during Dobutamine Stress Magnetic Resonance: Relation to Lung Perfusion and Peak Oxygen Uptake in Young Adults after Neonatal Arterial Switch Operation in Transposition of the Great Arteries - Hövels-Gürich, H.; Ostermayer, S.; Hamada, S.; Kirschfink, A.; Marx, N.; Kerst, G.; Frick, M. (The Thoracic and Cardiovascular Surgeon, 2019)