Hematologic Derangements of Cardiopulmonary Bypass: A Comparison of Two Perfusion SystemsGretchen M. Zirbel, Mary Elizabeth Letson, Jeffrey N. Kauffman, C. Ty Walker and Robert A. GuytonJ Extra Corpor Technol, 22 1 (1990) 15-19DOI: https://doi.org/10.1051/ject/1990221015