J Korean Neurosurg Soc. 2013;54(2):118-124.   Published online August 31, 2013
DOI: https://doi.org/10.3340/jkns.2013.54.2.118

J Korean Neurosurg Soc. 2013;53(2):102-107.   Published online February 28, 2013
DOI: https://doi.org/10.3340/jkns.2013.53.2.102

J Korean Neurosurg Soc. 2012;51(3):147-150.   Published online March 31, 2012
DOI: https://doi.org/10.3340/jkns.2012.51.3.147

J Korean Neurosurg Soc. 2011;50(2):139-142.
DOI: https://doi.org/10.3340/jkns.2011.50.2.139

J Korean Neurosurg Soc. 2010;48(3):281-284.
DOI: https://doi.org/10.3340/jkns.2010.48.3.281

J Korean Neurosurg Soc. 2009;46(5):484-487.
DOI: https://doi.org/10.3340/jkns.2009.46.5.484

J Korean Neurosurg Soc. 2006;39(1):75-77.