Early neurosurgical procedures enhance survival in blunt head injury: propensity score analysis.
Hedges JR, Newgard CD, Veum-Stone J, Selden NR, Adams AL, Diggs BS, Arthur M, Mullins RJ. Early neurosurgical procedures enhance survival in blunt head injury: propensity score analysis. J Emerg Med. 2009 Aug; 37(2):115-23.