| Literature DB >> 4249983 |
H Löe, E Theilade, S B Jensen, C R Schiott.
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Year: 1967 PMID: 4249983 DOI: 10.1111/j.1600-0765.1967.tb01901.x
Source DB: PubMed Journal: J Periodontal Res ISSN: 0022-3484 Impact factor: 4.419