Reactive lesions of the gingiva.
D000293:Adolescent; D000328:Adult; D000367:Age Factors; D000368:Aged; D002648:Child; D005260:Female; D005350:Fibroma / Q000453:epidemiology / Q000473:pathology; D005351:Fibromatosis, Gingival / Q000453:epidemiology / Q000473:pathology; D005882:Gingival Diseases / Q000453:epidemiology; D006101:Granuloma, Giant Cell / Q000453:epidemiology / Q000473:pathology; D006801:Humans; D008297:Male; D008875:Middle Aged; D009999:Ossification, Heterotopic; D012008:Recurrence; D012737:Sex Factors