Validation of Prediction Rules for Computed Tomography Use in Children With Blunt Abdominal or Blunt Head Trauma: Protocol for a Prospective Multicenter Observational Cohort Study

Irma T. Ugalde, Pradip P. Chaudhari, Mohamed Badawy, Paul Ishimine, Kevan A. McCarten-Gibbs, Kenneth Yen, Nisa S. Atigapramoj, Allyson Sage, Donovan Nielsen, David Adelson, Jeffrey Upperman, Daniel Tancredi, Nathan Kuppermann, James F. Holmes