title: [Comparative analysis of state standard requirements to total X-ray beam filtering in X-ray diagnostic devices].
authors.forename: M G
authors.initials: MG
authors.lastname: Petrushanskiĭ
mesh_terms: D003762:Dental Instruments / Q000592:standards; D004307:Dose-Response Relationship, Radiation; D006801:Humans; D011859:Radiography / Q000009:adverse effects / Q000295:instrumentation* / Q000592:standards*