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<http://linkedlifedata.com/resource/pubmed/commentcorrection/7021599-350905> <http://linkedlifedata.com/resource/pubmed/referenceType> "Cites" .
<http://linkedlifedata.com/resource/pubmed/commentcorrection/7021599-350905> <http://linkedlifedata.com/resource/pubmed/referenceSource> "J Clin Periodontol. 1977 Dec;4(5):117-28" .
<http://linkedlifedata.com/resource/pubmed/commentcorrection/7021599-350905> <http://linkedlifedata.com/resource/pubmed/referesTo> <http://linkedlifedata.com/resource/pubmed/id/350905> .