Journal of the American College of Surgeons
Journal of the American College of Surgeons > 2004 > 199 > 3 Supplement > 17-18
Journal of the American College of Surgeons > 2004 > 199 > 3 Supplement > 100-101
Journal of the American College of Surgeons > 2004 > 199 > 3 Supplement > 49-50