TY - JOUR AU - Nigrovic, L E; Schunk, J E; Foerster, A TI - The effect of observation on cranial computed tomography utilization for children after blunt head trauma JO - Pediatrics IS - 6 VL - 127 PY - 2011 DO - 10.1542/peds.2010-3373 SP - 1067 EP - 1073 N1 - , et al; Traumatic Brain Injury Group for the Pediatric Emergency Care Applied Research Network. ER -