論文（英文）
Influence of hospital and surgeon volumes on operative time, blood loss and perioperative complications in radical nephrectomy.
Yasunaga H, Yanaihara H, Fuji K, Matsuyama Y, Deguchi N, and Ohe K. Influence of hospital and surgeon volumes on operative time, blood loss, and perioperative complications in radical nephrectomy. /International Journal of Urology/ 2008; 15: 688-693.