[Fluoroscopy as a resource--radiological investigations of the lumbar spine].
D000328:Adult; D000368:Aged; D001822:Body Burden; D002986:Clinical Trials as Topic; D005471:Fluoroscopy / Q000379:methods*; D006801:Humans; D008159:Lumbar Vertebrae / Q000000981:diagnostic imaging*; D008875:Middle Aged; D010865:Pilot Projects; D011829:Radiation Dosage; D011832:Radiation Injuries / Q000517:prevention & control; D011835:Radiation Protection / Q000379:methods; D011874:Radiometry / Q000379:methods*; D012015:Reference Standards; D013122:Spinal Diseases / Q000000981:diagnostic imaging*