Clotting factor deficiency in early trauma-associated coagulopathy - Rizoli, Sandro Balcotti; Scarpelini, Sandro; Callum, Jeannie; Nascimento, Bartolomeu; Mann, Kenneth G.; Pinto, Ruxandra; Jansen, Jan; Tien, Homer Chin-Nan (Journal of Trauma: Injury, Infection and Critical Care, 2011)