Easter, J. S., Bakes, K., Dhaliwal, J., Miller, M., Caruso, E., & Haukoos, J. S. (2014). Comparison of PECARN, CATCH, and CHALICE Rules for Children with Minor Head Injury: A prospective cohort study. Ann Emerg Med.

Easter, Joshua S., Katherine Bakes, Jasmeet Dhaliwal, Michael Miller, Emily Caruso, och Jason S. Haukoos. "Comparison of PECARN, CATCH, and CHALICE Rules for Children With Minor Head Injury: A Prospective Cohort Study." Ann Emerg Med 2014.

Easter, Joshua S., et al. "Comparison of PECARN, CATCH, and CHALICE Rules for Children With Minor Head Injury: A Prospective Cohort Study." Ann Emerg Med 2014.