| Literature DB >> 17068018 |
Patrick J P Poels, Tjard R J Schermer, Chris van Weel, Peter M A Calverley.
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Year: 2006 PMID: 17068018 PMCID: PMC1626302 DOI: 10.1136/bmj.38987.478727.80
Source DB: PubMed Journal: BMJ ISSN: 0959-8138