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Ko JK, Ma JJ, Chow JY, Ma L, Cho CH.Ko JK, et al. Among authors: cho ch.Free Radic Biol Med. 1998 Apr;24(6):1007-14. doi: 10.1016/s0891-5849(97)00428-0.Free Radic Biol Med. 1998.PMID: 9607612
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Ko JK, Cho CH, Lam SK, Ching CK.Ko JK, et al. Among authors: cho ch.Inflamm Res. 1995 Dec;44(12):518-22. doi: 10.1007/BF01757355.Inflamm Res. 1995.PMID: 8788231