J Korean Neurosurg Soc. 2017;60(3):380-384.   Published online May 1, 2017
DOI: https://doi.org/10.3340/jkns.2015.0303.006

J Korean Neurosurg Soc. 2011;49(5):284-286.
DOI: https://doi.org/10.3340/jkns.2011.49.5.284

J Korean Neurosurg Soc. 2010;48(2):173-176.
DOI: https://doi.org/10.3340/jkns.2010.48.2.173

J Korean Neurosurg Soc. 2010;47(4):271-277.
DOI: https://doi.org/10.3340/jkns.2010.47.4.271

J Korean Neurosurg Soc. 2009;46(3):277-280.
DOI: https://doi.org/10.3340/jkns.2009.46.3.277

J Korean Neurosurg Soc. 2008;44(6):401-404.
DOI: https://doi.org/10.3340/jkns.2008.44.6.401

J Korean Neurosurg Soc. 2004;35(2):214-216.

J Korean Neurosurg Soc. 2003;34(2):159-161.

J Korean Neurosurg Soc. 1999;28(3):363-367.

J Korean Neurosurg Soc. 1998;27(1):87-91.