[The periodontal classification was assessed with the periodontal screening index (PSR/PSI) allocated to the following parameters: 1) healthy; 2) gingivitis (PSR/PSI score 0 to 2, maximum one sextant score; 3) moderate periodontitis (>1 sextant PSR/PSI score 3, maximum one sextant score; or, 4) severe periodontitis (>1 sextant PSR/PSI score 4).]. Sentence from MEDLINE/PubMed, a database of the U.S. National Library of Medicine.
Gene-disease associations inferred from text-mining the literature.
DisGeNET evidence - LITERATURE