Quantitative Evaluation of Heparin-Coated versus Non–Heparin-Coated Bypass Circuits During Cardiopulmonary BypassAlfred H. Stammers, Kevin A. Christensen, James Lynch, Douglas P. Zavadil, Joseph J. Deptula and R. Troy SydzyikJ Extra Corpor Technol, 31 3 (1999) 135-141DOI: https://doi.org/10.1051/ject/1999313135