title: Why Is the X-Ray Tube Usually Located Underneath the Patient Instead of Above the Patient for Interventional Fluoroscopic Procedures?
authors.affiliation: 1 Department of Radiology, Thomas Jefferson University, Philadelphia, PA ( jaydev.dave@jefferson.edu ).
authors.forename: Jaydev K
authors.initials: JK
authors.lastname: Dave
mesh_terms: D005471:Fluoroscopy / Q000295:instrumentation*; D006801:Humans; D011829:Radiation Dosage; D015641:Radiography, Interventional / Q000295:instrumentation*; D012542:Scattering, Radiation; D014965:X-Rays