Case findings from routine chest roentgenograms: mass surveys of communities versus general hospital admissions.
D006760:Hospitalization; D006769:Hospitals, General; D006801:Humans; D013902:Radiography, Thoracic; D014376:Tuberculosis; D014397:Tuberculosis, Pulmonary / Q000517:prevention & control*
THORAX/radiography; TUBERCULOSIS, PULMONARY/prevention and control