| Literature DB >> 7042768 |
J Lindhe, E Westfelt, S Nyman, S S Socransky, L Heijl, G Bratthall.
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Year: 1982 PMID: 7042768 DOI: 10.1111/j.1600-051x.1982.tb01227.x
Source DB: PubMed Journal: J Clin Periodontol ISSN: 0303-6979 Impact factor: 8.728