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Chan PK, Cheung TH, Tam AO, Lo KW, Yim SF, Yu MM, To KF, Wong YF, Cheung JL, Chan DP, Hui M, Ip M.Chan PK, et al. Among authors: chan dp.Int J Cancer. 2006 Jan 1;118(1):243-5. doi: 10.1002/ijc.21299.Int J Cancer. 2006.PMID: 16032705