1. Validity of a set of Clinical Criteria To Rule Out Injury to the Cervical Spine in Patients with Blunt Trauma (NEXUS), Hoffman et al, 2000
  2. The Canadian C Spine Rule for Radiography in Alert and Stable Trauma Patients, Stiell et al, 2001
  3. The Canadian C spine Rule vs NEXUS Low Risk Criteria in Patients with Trauma, Stiell et al, 2003
  4. The Canadian CT Head Rule For Patients with Minor Head Injury, Stiell et al, 2001
  5. CATCH A Clinical Decision Rule for the use of CT in Children With Minor Head Injury, Osmond et al, 2010
  6. Identification of Children at Very Low Risk of Clinically Important Brain Injuries After Head Trauma - a prospective cohort study, PECARN group, 2009
  7. Decision Rules for the Use of Radiography in Acute Ankle Injuries, Refinement and Prospective Validation, Stiell et al, 1993
  8. Prospective Validation of a Decision Rule for the Use of Radiography in Acute Knee Injuries, Stiell et al, 1996