Guidelines for prescribing dental radiographs. United States Food and Drug Administration.
Frederiksen
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Department of Diagnostic Sciences, Oral and Maxillofacial Radiology, The Baylor College of Dentistry, Dallas, Texas, USA.
D006801:Humans; D011829:Radiation Dosage; D011861:Radiography, Dental / Q000706:statistics & numerical data*; D014481:United States; D014486:United States Food and Drug Administration