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The American Journal of Surgery > 2001 > 181 > 6 > 526-528
Journal of Clinical Epidemiology > 2001 > 54 > 3 > 225-231
Best Practice & Research Clinical Endocrinology & Metabolism > 1999 > 13 > 3 > 451-460
The American Journal of Surgery > 2001 > 181 > 6 > 526-528
Journal of Clinical Epidemiology > 2001 > 54 > 3 > 225-231
Best Practice & Research Clinical Endocrinology & Metabolism > 1999 > 13 > 3 > 451-460