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Leung GM, Lam TH, Wong I, Thach TQ.Leung GM, et al.BMJ. 2002 Feb 23;324(7335):486. doi: 10.1136/bmj.324.7335.s63a.BMJ. 2002.PMID: 11863009No abstract available.
Wong IO, Chan WS, Choi S, Lo SV, Leung GM; Health Care Financing Study Group.Wong IO, et al. Among authors: leung gm.Health Policy. 2006 Feb;75(3):251-61. doi: 10.1016/j.healthpol.2005.03.002.Health Policy. 2006.PMID: 16399169
Schooling CM, Lam TH, Li ZB, Ho SY, Chan WM, Ho KS, Tham MK, Cowling BJ, Leung GM.Schooling CM, et al. Among authors: leung gm.Arch Intern Med. 2006 Jul 24;166(14):1498-504. doi: 10.1001/archinte.166.14.1498.Arch Intern Med. 2006.PMID: 16864760
Cowling BJ, Muller MP, Wong IO, Ho LM, Louie M, McGeer A, Leung GM.Cowling BJ, et al. Among authors: leung gm.Epidemiology. 2007 Mar;18(2):253-9. doi: 10.1097/01.ede.0000254660.07942.fb.Epidemiology. 2007.PMID: 17235210