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<http://linkedlifedata.com/resource/pubmed/commentcorrection/3532972-657937> <http://linkedlifedata.com/resource/pubmed/referenceSource> "Dis Colon Rectum. 1978 May-Jun;21(4):269-76" .
<http://linkedlifedata.com/resource/pubmed/commentcorrection/3532972-657937> <http://linkedlifedata.com/resource/pubmed/referesTo> <http://linkedlifedata.com/resource/pubmed/id/657937> .