| Normal Laboratory Values 81 days ago I have compiled some important normal laboratory values for me to post on the wall so that every time i would pass by that area, I could review at least one to three normal values thus sticking it and would never (hopefully) forget. APTT Activated partial thromboplastin time For HEPARIN 20 – 30 seco ... RN Project - rnproject.com · Rank: 130,380 · 1 reference |