Followup study of 844 neoplasm suspects identified in a mass chest x-ray survey.
D035843:Biomedical Research; D003625:Data Collection; D005500:Follow-Up Studies; D006801:Humans; D008175:Lung Neoplasms / Q000517:prevention & control*; D008400:Mass Chest X-Ray; D009369:Neoplasms
LUNG NEOPLASMS/prevention and control