Volume 7 | Issue 4 | 282 Effect of Levosimendan on the Prognosis of Cardiac Surgery in Patients with Cardiac Insufficiency Research Article Department of Cardiovascular surgery,
Page 1/13 Effect of Levosimendan on the Prognosis of Cardiac Surgery in Patients with Cardiac Insuciency Heya Na The Second Affiliated Hospital of Zhengzhou University