title: Contrast formation in fluoroscopic videodensitometry. I. A mathematical model for optimising contrast in radiography.
mesh_terms: D015502:Absorptiometry, Photon / Q000295:instrumentation*; D000042:Absorption; D000792:Angiography / Q000295:instrumentation; D003201:Computers; D003287:Contrast Media; D005471:Fluoroscopy; D008433:Mathematics; D008722:Methods; D012542:Scattering, Radiation; D013679:Technology, Radiologic; D014743:Videotape Recording
chemical_list: D003287:Contrast Media