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Lee A, Wong SY, Tsang KK, Ho GS, Wong CW, Cheng F.Lee A, et al. Among authors: wong sy, wong cw.Health Promot Int. 2009 Jun;24(2):156-65. doi: 10.1093/heapro/dap011. Epub 2009 Mar 21.Health Promot Int. 2009.PMID: 19304991
Wong WC, Lee A, Tsang KK, Wong SY.Wong WC, et al. Among authors: wong sy.J Epidemiol Community Health. 2004 Mar;58(3):180-5. doi: 10.1136/jech.2003.015594.J Epidemiol Community Health. 2004.PMID: 14966227Free PMC article.
Wong WC, Wong SY, Jaakkimainen L, Bondy S, Tsang KK, Lee A.Wong WC, et al. Among authors: wong sy.Br J Gen Pract. 2005 Jan;55(510):57.Br J Gen Pract. 2005.PMID: 15667777Free PMC article.No abstract available.
Chuh AA, Wong WC, Wong SY, Lee A.Chuh AA, et al. Among authors: wong wc, wong sy.Aust Fam Physician. 2005 May;34(5):347-51.Aust Fam Physician. 2005.PMID: 15887937Free article.Review.
Wong WC, Lee A, Wong SY, Wu SC, Robinson N.Wong WC, et al. Among authors: wong sy.J Altern Complement Med. 2006 Mar;12(2):185-9; discussion 191-2. doi: 10.1089/acm.2006.12.185.J Altern Complement Med. 2006.PMID: 16566679
Woo J, Lynn H, Lau WY, Leung J, Lau E, Wong SY, Kwok T.Woo J, et al. Among authors: wong sy.Int J Geriatr Psychiatry. 2006 Nov;21(11):1036-43. doi: 10.1002/gps.1603.Int J Geriatr Psychiatry. 2006.PMID: 16955432