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Lo WS, Ho SY, Mak KK, Lai YK, Lam TH.Lo WS, et al. Among authors: mak kk.BMC Public Health. 2009 Jul 30;9:271. doi: 10.1186/1471-2458-9-271.BMC Public Health. 2009.PMID: 19642972Free PMC article.
Lo WS, Ho SY, Mak KK, Wong YM, Lai YK, Lam TH.Lo WS, et al. Among authors: mak kk.Acta Paediatr. 2009 Dec;98(12):1959-64. doi: 10.1111/j.1651-2227.2009.01472.x. Epub 2009 Aug 10.Acta Paediatr. 2009.PMID: 19673720
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Mak KK, Ho SY, Lo WS, Thomas GN, McManus AM, Day JR, Lam TH.Mak KK, et al.BMC Public Health. 2010 Feb 23;10:88. doi: 10.1186/1471-2458-10-88.BMC Public Health. 2010.PMID: 20178615Free PMC article.
Mak KK, Ho SY, Thomas GN, Schooling CM, McGhee SM, Lam TH.Mak KK, et al.BMC Public Health. 2010 Aug 19;10:503. doi: 10.1186/1471-2458-10-503.BMC Public Health. 2010.PMID: 20723230Free PMC article.