1. Bullock R, Chesnut R, Clifton G, Ghajar J, Marion DW, Narayan RK. Guidelines for the Management of Severe Head Injury. New York: Brain Trauma Foundation; 1996.
2. Strauss GI, Moller K, Holm S, et al. Transcranial Doppler sonography and internal jugular bulb saturation during hyperventilation in patients with fulminant hepatic failure. Liver Transpl. 2001;7:352–358.
3. Forsyth R, Baxter P, Elliott T, et al. Routine intracranial pressure monitoring in acute coma. Cochrane Database Syst Rev. 2001:CD002043.
4. Bratton SL, Chestnut RM, Ghajar J, et al. Guidelines for the management of severe traumatic brain injury. VI. Indications for intracranial pressure monitoring. J Neurotrauma. 2007;24(Suppl 1):S37–S44.
5. Colohan AR, Alves WM, Gross CR. Head injury mortality in two centers with different emergency medical services and intensive care. J Neurosurg. 1989;71:202–207.