<http://linkedlifedata.com/resource/pubmed/commentcorrection/21523215-6947992> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://linkedlifedata.com/resource/pubmed/CommentsCorrections> .
<http://linkedlifedata.com/resource/pubmed/commentcorrection/21523215-6947992> <http://linkedlifedata.com/resource/pubmed/referenceType> "Cites" .
<http://linkedlifedata.com/resource/pubmed/commentcorrection/21523215-6947992> <http://linkedlifedata.com/resource/pubmed/referenceSource> "J Clin Periodontol. 1981 Aug;8(4):281-94" .
<http://linkedlifedata.com/resource/pubmed/commentcorrection/21523215-6947992> <http://linkedlifedata.com/resource/pubmed/referesTo> <http://linkedlifedata.com/resource/pubmed/id/6947992> .