title: Editorial comment.
authors: Children's National Health System, Washington, D.C.
authors: Craig A
authors: CA
authors: Peters
mesh_terms: D005260:Female; D006801:Humans; D008297:Male; D011859:Radiography; D014463:Ultrasonography; D001743:Urinary Bladder / Q000000981:diagnostic imaging*; D014552:Urinary Tract Infections / Q000000981:diagnostic imaging*