[Histopathological study of gingival discoloration caused by silver alloy metal in rats].
D000818:Animals; D003722:Dental Alloys / Q000009:adverse effects*; D005882:Gingival Diseases / Q000209:etiology / Q000473:pathology*; D008297:Male; D010859:Pigmentation Disorders / Q000209:etiology / Q000473:pathology*; D051381:Rats; D012834:Silver / Q000009:adverse effects*
D003722:Dental Alloys; D012834:Silver