J Korean Neurosurg Soc. 2016;59(5):471-477.   Published online September 8, 2016
DOI: https://doi.org/10.3340/jkns.2016.59.5.471

J Korean Neurosurg Soc. 2012;52(5):441-446.   Published online November 30, 2012
DOI: https://doi.org/10.3340/jkns.2012.52.5.441

J Korean Neurosurg Soc. 2011;49(1):43-48.
DOI: https://doi.org/10.3340/jkns.2011.49.1.43

J Korean Neurosurg Soc. 2010;48(3):225-229.
DOI: https://doi.org/10.3340/jkns.2010.48.3.225

J Korean Neurosurg Soc. 2006;40(6):471-475.

J Korean Neurosurg Soc. 2002;31(4):399-402.

J Korean Neurosurg Soc. 2001;30(7):831-841.

J Korean Neurosurg Soc. 1999;28(4):460-469.

J Korean Neurosurg Soc. 1998;27(11):1537-1547.

J Korean Neurosurg Soc. 1998;27(1):98-103.