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Ty AU, See SJ, Rao JP, Khoo JB, Wong MC.Ty AU, et al. Among authors: khoo jb.Neurology. 2006 Jan 24;66(2):247-9. doi: 10.1212/01.wnl.0000194211.68164.a0.Neurology. 2006.PMID: 16434664Clinical Trial.
Chan LL, Khoo JB, Thng CH, Lim WE, Tay KH, Tan EK, Chang HM, Chen C, Wong MC, Tan KP.Chan LL, et al. Among authors: khoo jb.Singapore Med J. 2002 Mar;43(3):118-23.Singapore Med J. 2002.PMID: 12005336
Tan EK, Chan LL, Lim SH, Lim WE, Khoo JB, Tan KP.Tan EK, et al. Among authors: khoo jb.Ann Acad Med Singap. 1999 Mar;28(2):169-73.Ann Acad Med Singap. 1999.PMID: 10497660