[Quality assurance following the x-ray ordinance].
Giesen
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D005860:Germany, West; D006801:Humans; D007878:Legislation as Topic; D011785:Quality Assurance, Health Care; D011835:Radiation Protection / Q000331:legislation & jurisprudence / Q000592:standards*; D011859:Radiography / Q000592:standards*
Qualitätssicherung nach der Röntgenverordnung.