© 2003 by Oxford University Press
Journal of the National Cancer Institute, Vol. 95, No. 12, 838-839,
June 18, 2003
© 2003 Oxford University Press
EDITORIAL |
Simulated Screening for Prostate Cancer: the Useful Model
Correspondence to: Timothy R. Church, Ph.D., Division of Environmental and Occupational Health, University of Minnesota School of Public Health, MMC 807, 420 Delaware St. SE, Minneapolis, MN 55455 (e-mail: trc@cccs.umn.edu).
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George Box is famously quoted, ". . . all models are wrong but some models are useful." (1). Simulation models contribute to our knowledge of complex systems by letting us see what a system will do under specific circumstances, based on the assumed rules by which the system functions. In spite of the simplifications they must make in representing the underlying reality, simulation models can provide insight not only when used to explore behavior under previously unobserved circumstances but also when used to