Kunstyr, J.; Klein, A.; Lindner, J.; Rubes, D.; Blaha, J.; Jansa, P.; Lips, M.; Ambroz, D.; Stritesky, M. Use of High-Thoracic Epidural Analgesia in Pulmonary Endarterectomy: A Randomized Feasibility Study. HSF 2008, 11, E202-E208.