| Literature DB >> 17435213 |
Barbara Hanratty1, Bo Burström, Anders Walander, Margaret Whitehead.
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Year: 2007 PMID: 17435213 PMCID: PMC2465687 DOI: 10.1136/jech.2005.042994
Source DB: PubMed Journal: J Epidemiol Community Health ISSN: 0143-005X Impact factor: 3.710