Defining when to initiate massive transfusion: A validation study of individual massive transfusion triggers in PROMMTT patients

Rachael A. Callcut, Bryan A. Cotton, Peter Muskat, Erin E. Fox, Charles E. Wade, John B. Holcomb, Martin A. Schreiber, Mohammad H. Rahbar, Mitchell J. Cohen, M. Margaret Knudson, Karen J. Brasel, Eileen M. Bulger, Deborah J. Del Junco, John G. Myers, Louis H. Alarcon, Bryce R.H. Robinson