The Hemochron® Response RxDx® Heparin and Protamine Dosing System Stacy A. Jaryno, Marcia L. Zucker and Frank M. LaDuca J Extra Corpor Technol, 36 3 (2004) 258-262 Published online: 08 August 2023 DOI: 10.1051/ject/2004363258