Effect of New Heparin Potency on Activated Clotting Time during Pediatric Cardiac Surgery: A Retrospective Chart ReviewKiley Thompson, Jenn Allred, Amanda Deyo, Alicia N. Sievert and Joseph J. SistinoJ Extra Corpor Technol, 46 3 (2014) 224-228DOI: https://doi.org/10.1051/ject/201446224