TY - JOUR AU - Gummert, J F; Funkat, A; Beckmann, A; Hekmat, K; Ernst, M; Krian, A TI - Cardiac surgery in Germany during 2005: a report on behalf of the German Society for Thoracic and Cardiovascular Surgery JO - Thorac Cardiovasc Surg IS - 5 VL - 54 PY - 2006 DO - 10.1055/s-2006-924405 SP - 362 EP - 371 ER -