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Patient risk from interproximal radiography.

T. S. Chen, A. James, S. Gibbs, 1984, Oral surgery, oral medicine, and oral pathology.

Analysis of recurrence patterns following curative resection for carcinoma of the colon and rectum.

R M Olson, J A Hanley, J. Hanley, 1981, Surgery, gynecology & obstetrics.