title: [The measurement of regional pulmonary ventilation by videodensitometry--the use of a high-speed, multi-window densitometer sampling system (author's transl)].
mesh_terms: D015502:Absorptiometry, Photon / Q000295:instrumentation / Q000379:methods; D000328:Adult; D005260:Female; D005540:Forced Expiratory Flow Rates; D006801:Humans; D008168:Lung / Q000000981:diagnostic imaging / Q000502:physiology*; D008175:Lung Neoplasms / Q000503:physiopathology; D008176:Lung Volume Measurements; D008297:Male; D008875:Middle Aged; D014743:Videotape Recording / Q000379:methods