Development and validation of an intraoperative bleeding severity scale for use in clinical studies of hemostatic agents

Lewis KM, Li Q, Jones DS, Corrales JD, Du H, Spiess PE, Lo Menzo E, DeAnda A Jr. Development and validation of an intraoperative bleeding severity scale for use in clinical studies of hemostatic agents. Surgery. 2017 Mar;161(3):771-781. doi: 10.1016/j.surg.2016.09.022. Epub 2016 Nov 10. PMID: 27839931.