Assessment of Depth of Anesthesia During Cardiopulmonary Bypass George Silvay, Jack Nussbaum, Daniel R. Kuni, Philip King, Noeleen Ostapkovich and Joel A. Kaplan J Extra Corpor Technol, 20 (1988) 37-40 Published online: 25 August 2023 DOI: 10.1051/ject/198820S037