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Lee JS, Han MK, Kim SH, Kwon OK, Kim JH.Lee JS, et al. Among authors: kwon ok.Neuroimage. 2005 Jul 1;26(3):771-6. doi: 10.1016/j.neuroimage.2005.02.036. Epub 2005 Apr 7.Neuroimage. 2005.PMID: 15955486
Kim SH, Lee JS, Kwon OK, Han MK, Kim JH.Kim SH, et al. Among authors: kwon ok.Acta Radiol. 2005 May;46(3):314-21. doi: 10.1080/02841850510016009.Acta Radiol. 2005.PMID: 15981730
Han MK, Kim SH, Ko SB, Paik NJ, Kwon OK, Lee YS, Oh CW, Kim JH, Park SH, Bae HJ.Han MK, et al. Among authors: kwon ok.Neurocrit Care. 2008;8(3):353-9. doi: 10.1007/s12028-007-9046-7.Neurocrit Care. 2008.PMID: 18340411Clinical Trial.
Hwang G, Woo SJ, Jung C, Park KH, Hwang JM, Kwon OK.Hwang G, et al. Among authors: kwon ok.J Korean Med Sci. 2010 Jun;25(6):974-9. doi: 10.3346/jkms.2010.25.6.974. Epub 2010 May 24.J Korean Med Sci. 2010.PMID: 20514326Free PMC article.
Jin SC, Kwon OK, Oh CW, Jung C, Han MG, Bae HJ, Lee SH, Jung YS, Han MH, Kang HS.Jin SC, et al. Among authors: kwon ok.Neurosurgery. 2010 Nov;67(5):1438-42; discussion 1442-3. doi: 10.1227/NEU.0b013e3181f07c97.Neurosurgery. 2010.PMID: 20871446
Bang JS, Kwon OK, Kim JE, Kang HS, Park H, Cho SY, Oh CW.Bang JS, et al. Among authors: kwon ok.Neurosurgery. 2012 Mar;70(3):625-32; discussion 632-3. doi: 10.1227/NEU.0b013e3182333c47.Neurosurgery. 2012.PMID: 21866061