| Literature DB >> 15613365 |
Henrik Toft Sørensen1, Lars Pedersen, Mette Vinther Skriver, Mette Nørgaard, Bente Nørgård, Elizabeth E Hatch.
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Year: 2004 PMID: 15613365 PMCID: PMC544428 DOI: 10.1136/bmj.38326.606979.79
Source DB: PubMed Journal: BMJ ISSN: 0959-8138