title: [A case of fibrous histiocytoma].
mesh_terms: D003094:Collagen / Q000378:metabolism; D005260:Female; D005347:Fibroblasts / Q000473:pathology; D005887:Gingival Neoplasms / Q000473:pathology*; D006644:Histiocytes / Q000473:pathology; D018219:Histiocytoma, Benign Fibrous / Q000473:pathology*; D006801:Humans; D008875:Middle Aged
chemical_list: D003094:Collagen