title: The histopathology of peridontal disease in children.
mesh_terms: D000293:Adolescent; D002648:Child; D003094:Collagen; D006801:Humans; D010377:Pediatric Dentistry; D010510:Periodontal Diseases / Q000209:etiology / Q000473:pathology; D010519:Periodontium / Q000033:anatomy & histology / Q000098:blood supply; D014078:Tooth Eruption
chemical_list: D003094:Collagen