The statistical assessment of the variability in observer perception and description of roentgenographic pulmonary shadows.
D006801:Humans; D008168:Lung / Q000000981:diagnostic imaging*; D008400:Mass Chest X-Ray; D008722:Methods; D013223:Statistics as Topic; D013679:Technology, Radiologic; D014397:Tuberculosis, Pulmonary / Q000145:classification / Q000000981:diagnostic imaging; D014796:Visual Perception