title: Videometry of blood vessels. Television fluorodensitometry and vessel diameters in theory and in practice.
mesh_terms: D015502:Absorptiometry, Photon / Q000295:instrumentation; D000792:Angiography; D001808:Blood Vessels / Q000033:anatomy & histology; D003287:Contrast Media; D005471:Fluoroscopy / Q000295:instrumentation; D006801:Humans; D007089:Image Enhancement; D008433:Mathematics; D008722:Methods; D013679:Technology, Radiologic; D013690:Television
chemical_list: D003287:Contrast Media