title: [A study on the effects of continuous mechanical irritation to the periodontal tissues of germfree and conventional rats (author's transl)].
mesh_terms: D000818:Animals; D005856:Germ-Free Life; D010510:Periodontal Diseases / Q000209:etiology*; D051381:Rats; D012826:Silicone Elastomers / Q000009:adverse effects
chemical_list: D012826:Silicone Elastomers