参考文献
Bhat, Sriram (2010). SRB manual of Surgery. New Delhi: Jaypee Publications. p. 877.
Bax, Georgeson & Rothenberg 2008, p. 281.
Bax, Klaas M. A.; Georgeson, Keith E.; Rothenberg, Steven S. (2008). Endoscopic Surgery in Infants and Children. Springer. p. 281. ISBN 978-3-540-49910-7. Retrieved 2013-01-01.