title: [Not Available].
authors.affiliation: Institut für Neuroradiologie, Universitätsklinikum Frankfurt a. M., Schleusenweg 2-16, 60528, Frankfurt a. M., Deutschland. joachimberkefeld@me.com.
authors.forename: J
authors.initials: J
authors.lastname: Berkefeld
mesh_terms: D005858:Germany; D009462:Neurology / Q000592:standards*; D009485:Neuroradiography / Q000592:standards*; D017410:Practice Guidelines as Topic / Q000592:standards*; D011871:Radiology / Q000592:standards*; D012955:Societies, Medical / Q000458:organization & administration*