Hemodynamic Responses to Etomidate Versus Ketamine-Thiopental Sodium Combination for Anesthetic Induction in Coronary Artery Bypass Graft Surgery Patients with Low Ejection Fractio... oleh Mohammad Reza Habibi, Afshin Gholipour Baradari, Aria Soleimani, Amir Emami Zeydi, Hamid Sharif Nia, Ali Habibi, Naser Onagh