Kitagawa Y, Saikawa Y, Takeuchi H, Mukai M, Nakahara T, Kubo A, Kitajima M
Department of Surgery, Keio University School of Medicine, 35 Shinanomachi, Shinjuku-ku, Tokyo 160-8582, Japan.
Scand J Surg. 2006;95(4):256-9. doi: 10.1177/145749690609500408.