Association of Cardiopulmonary Bypass and Aortic Cross-Clamp Durations with ICU Length of Stay in Cardiac Surgery Patients: A Retrospective Study at Nasiriya Heart Center - Hussein, Hussein; Mohammed, Myasar; Yaqoob, Qusay; Sasaa, Mohammed; Alhamaidah, Majid; Alkhfaji, Hussein; Mahdi, Ammar; Haydar, Abbass (Archives of Anesthesiology and Critical Care, 2026)