title: First x-ray standards.
authors.forename: Otha
authors.initials: O
authors.lastname: Linton
mesh_terms: D049673:History, 20th Century; D038622:Internationality; D017410:Practice Guidelines as Topic; D011859:Radiography / Q000266:history* / Q000592:standards*; D011871:Radiology / Q000266:history* / Q000592:standards*