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<http://linkedlifedata.com/resource/pubmed/commentcorrection/21523217-19054824> <http://linkedlifedata.com/resource/pubmed/referenceType> "Cites" .
<http://linkedlifedata.com/resource/pubmed/commentcorrection/21523217-19054824> <http://linkedlifedata.com/resource/pubmed/referenceSource> "Ann Rheum Dis. 2009 Dec;68(12):1902-7" .
<http://linkedlifedata.com/resource/pubmed/commentcorrection/21523217-19054824> <http://linkedlifedata.com/resource/pubmed/referesTo> <http://linkedlifedata.com/resource/pubmed/id/19054824> .