title: Reply to Dr. Oestreich's letter regarding the metaphyseal collar.
authors.affiliation: Department of Radiology, Boston Children's Hospital, 300 Longwood Ave., Boston, MA, 02115, USA, andy.tsai@childrens.harvard.edu.
authors.forename: Andy
authors.initials: A
authors.lastname: Tsai
authors.forename: Anna G
authors.initials: AG
authors.lastname: McDonald
authors.forename: Andrew E
authors.initials: AE
authors.lastname: Rosenberg
authors.forename: Rajiv
authors.initials: R
authors.lastname: Gupta
authors.forename: Paul K
authors.initials: PK
authors.lastname: Kleinman
mesh_terms: D000059:Accidents; D016477:Artifacts; D001842:Bone and Bones / Q000002:abnormalities* / Q000000981:diagnostic imaging* / Q000293:injuries*; D002649:Child Abuse / Q000175:diagnosis*; D005260:Female; D050723:Fractures, Bone / Q000000981:diagnostic imaging* / Q000473:pathology*; D006801:Humans; D008297:Male; D011856:Radiographic Image Enhancement / Q000379:methods*; D014057:Tomography, X-Ray Computed / Q000379:methods*