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Schooling CM, Jiang CQ, Heys M, Zhang WS, Adab P, Cheng KK, Lam TH, Leung GM.Schooling CM, et al. Among authors: lam th.J Epidemiol Community Health. 2008 Jul;62(7):607-14. doi: 10.1136/jech.2007.065003.J Epidemiol Community Health. 2008.PMID: 18559443
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