title: Necessity of requested radiologic examinations: a prospective study (report on the data of 1994).
authors.affiliation: Institut und Poliklinik für Radiologische Diagnostik der Universität zu Köln, Germany.
authors.forename: B
authors.initials: B
authors.lastname: Krug
authors.forename: K
authors.initials: K
authors.lastname: Lackner
mesh_terms: D003952:Diagnostic Imaging / Q000706:statistics & numerical data*; D005858:Germany; D006300:Health Services Misuse; D006801:Humans; D011446:Prospective Studies