The Clinical Utility of Human Polymerized Hemoglobin as a Blood Substitute Following Acute Trauma and Urgent Surgery**Printed with permission from Williams & Wilkins, originally published in the Journal of Trauma 1997, 43(2): 325–332. The clinical utility of human polymerized hemoglobin as a blood substitute following acute trauma and urgent surgery. S.A. Gould, E.E. Moore, F.A. Moore et. al.