title: Response.
authors.forename: Ryan P
authors.initials: RP
authors.lastname: Morton
authors.forename: Renee M
authors.initials: RM
authors.lastname: Reynolds
authors.forename: Rohan
authors.initials: R
authors.lastname: Ramakrishna
authors.forename: Michael R
authors.initials: MR
authors.lastname: Levitt
authors.forename: Amy
authors.initials: A
authors.lastname: Lee
authors.forename: Samuel R
authors.initials: SR
authors.lastname: Browd
mesh_terms: D005260:Female; D006257:Head / Q000000981:diagnostic imaging*; D006801:Humans; D008297:Male; D010372:Pediatrics / Q000592:standards*; D010818:Practice Patterns, Physicians' / Q000639:trends*; D014057:Tomography, X-Ray Computed / Q000379:methods* / Q000706:statistics & numerical data*