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Mass Screening
Digital Rectal Examination
Sigmoidoscopy
Early Detection of Cancer
Spiral Computed Tomography
Mass Chest X-Ray
Radiography, Thoracic
Prostatic Neoplasms
Lung Neoplasms
Colorectal Neoplasms
Ovarian Neoplasms
Prostate Specific Antigen
Biological Tumor Markers
United States
Randomized Controlled Trials
Incidence
Multicenter Studies
Sensitivity and Specificity
Smoking
Patient Compliance
Co-Publications
20
16
15
12
10
8
7
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