Soft tissue intensification in frontal roentgenography of the larynx.
D015502:Absorptiometry, Photon; D001842:Bone and Bones / Q000000981:diagnostic imaging; D003201:Computers; D007830:Larynx / Q000000981:diagnostic imaging*; D008722:Methods; D008961:Models, Structural; D011829:Radiation Dosage; D013382:Subtraction Technique; D013679:Technology, Radiologic / Q000295:instrumentation; D013690:Television