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Ko WH, Wong CC, Yeung HW, Yung MH, Shaw PC, Tam SC.Ko WH, et al. Among authors: shaw pc.Biochem Pharmacol. 1991 Oct 9;42(9):1721-8. doi: 10.1016/0006-2952(91)90508-3.Biochem Pharmacol. 1991.PMID: 1718284