J Korean Neurosurg Soc. 2013;54(5):423-425.   Published online November 30, 2013
DOI: https://doi.org/10.3340/jkns.2013.54.5.423

J Korean Neurosurg Soc. 2012;51(5):253-261.   Published online May 31, 2012
DOI: https://doi.org/10.3340/jkns.2012.51.5.253

J Korean Neurosurg Soc. 2012;51(1):44-46.   Published online January 31, 2012
DOI: https://doi.org/10.3340/jkns.2012.51.1.44

J Korean Neurosurg Soc. 2011;49(3):167-170.
DOI: https://doi.org/10.3340/jkns.2011.49.3.167

J Korean Neurosurg Soc. 2008;44(6):396-398.
DOI: https://doi.org/10.3340/jkns.2008.44.6.396

J Korean Neurosurg Soc. 2007;41(1):43-46.

J Korean Neurosurg Soc. 1999;28(12):1800-1804.

J Korean Neurosurg Soc. 1998;27(3):403-406.