J Korean Neurosurg Soc. 2017;60(5):485-497.   Published online August 30, 2017
DOI: https://doi.org/10.3340/jkns.2017.0203.004 Correction in: J Korean Neurosurg Soc 2019;62(3):366

J Korean Neurosurg Soc. 2015;58(6):539-546.   Published online December 31, 2015
DOI: https://doi.org/10.3340/jkns.2015.58.6.539

J Korean Neurosurg Soc. 2010;48(5):455-460.
DOI: https://doi.org/10.3340/jkns.2010.48.5.455

J Korean Neurosurg Soc. 2009;45(3):192-195.
DOI: https://doi.org/10.3340/jkns.2009.45.3.192

J Korean Neurosurg Soc. 2009;45(2):67-73.
DOI: https://doi.org/10.3340/jkns.2009.45.2.67

J Korean Neurosurg Soc. 2006;39(6):413-418.

J Korean Neurosurg Soc. 2003;34(4):325-328.