title: [Diagnosis of collagen diseases by gingival biopsy. Study of 15 cases].
mesh_terms: D000328:Adult; D000368:Aged; D001706:Biopsy; D003095:Collagen Diseases / Q000175:diagnosis*; D003945:Diagnosis, Oral; D005260:Female; D005881:Gingiva / Q000473:pathology*; D006801:Humans; D008297:Male; D008875:Middle Aged
vernacular_title: Diagnostico de colagenopatias por biopsia gingival. Estudio de 15 casos