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Lam VW, Ng KK, Chok KS, Cheung TT, Wat J, Fan ST, Poon RT.Lam VW, et al. Among authors: cheung tt.J Am Coll Surg. 2008 Aug;207(2):e1-5. doi: 10.1016/j.jamcollsurg.2008.03.028. Epub 2008 May 29.J Am Coll Surg. 2008.PMID: 18656036No abstract available.