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Chang JW, Chang JH, Park YG, Chung SS.Chang JW, et al. Among authors: chang jh.Childs Nerv Syst. 2001 May;17(6):309-12. doi: 10.1007/s003810000432.Childs Nerv Syst. 2001.PMID: 11417409
Chang JH, Choi JY, Chang JW, Park YG, Kim TS, Chung SS.Chang JH, et al. Among authors: chang jw.Childs Nerv Syst. 2002 Dec;18(12):712-6. doi: 10.1007/s00381-002-0664-2. Epub 2002 Oct 19.Childs Nerv Syst. 2002.PMID: 12483357