J Korean Neurosurg Soc. 2014;56(6):521-526.   Published online December 31, 2014
DOI: https://doi.org/10.3340/jkns.2014.56.6.521

J Korean Neurosurg Soc. 2014;56(2):152-156.   Published online August 31, 2014
DOI: https://doi.org/10.3340/jkns.2014.56.2.152

J Korean Neurosurg Soc. 2010;47(1):26-29.
DOI: https://doi.org/10.3340/jkns.2010.47.1.26

J Korean Neurosurg Soc. 2007;41(6):425-428.

J Korean Neurosurg Soc. 2007;41(4):224-229.
DOI: https://doi.org/10.3340/jkns.2007.41.4.224

J Korean Neurosurg Soc. 2007;41(2):130-133.

J Korean Neurosurg Soc. 2006;39(6):447-450.

J Korean Neurosurg Soc. 2006;39(2):144-147.

J Korean Neurosurg Soc. 2006;39(2):87-91.

J Korean Neurosurg Soc. 2005;38(6):419-424.