Early and long-term outcomes of coronary artery bypass surgery with and without use of heart-lung machine and with special respect to renal function - A retrospective study. oleh Julia Merkle, Jaison Sunny, Laura Ehlscheid, Anton Sabashnikov, Carolyn Weber, Kaveh Eghbalzadeh, Ilija Djordjevic, Oliver Liakopoulos, Yeong-Hoon Choi, Thorsten Wahlers, Mohamed Zeriouh