| Literature DB >> 21224275 |
C Mary Schooling1, Lai Ling Hui, Lai Ming Ho, Tai-Hing Lam, Gabriel M Leung.
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Year: 2011 PMID: 21224275 DOI: 10.1093/ije/dyq243
Source DB: PubMed Journal: Int J Epidemiol ISSN: 0300-5771 Impact factor: 7.196