ACS-VA COOPERATIVE STUDY FOR EVALUATION OF RADIOLOGIC AND CYTOLOGIC SCREEN-  ING IN THE EARLY DETECTION OF LUNG CANCER: PROGRESS REPORT.
D003581:Cytodiagnosis; D006801:Humans; D008175:Lung Neoplasms; D008400:Mass Chest X-Ray; D013902:Radiography, Thoracic; D058028:Research Report; D012907:Smoking; D013183:Sputum; D014481:United States
CYTODIAGNOSIS; LUNG NEOPLASMS; MASS CHEST X-RAY; SMOKING; SPUTUM; THORACIC RADIOGRAPHY; UNITED STATES