title: A 10-year-old boy with a 6-month history of gingival bleeding and epistaxis.
authors.affiliation: Division of GI, Hepatology and Nutrition, The Children's Hospital of Philadelphia, Philadelphia, Pennsylvania, USA.
authors.forename: Tracie
authors.initials: T
authors.lastname: Wong
authors.forename: Pierre
authors.initials: P
authors.lastname: Russo
authors.forename: Petar
authors.initials: P
authors.lastname: Mamula
mesh_terms: D002648:Child; D002908:Chronic Disease; D003937:Diagnosis, Differential; D004844:Epistaxis / Q000175:diagnosis* / Q000209:etiology* / Q000628:therapy; D005884:Gingival Hemorrhage / Q000175:diagnosis* / Q000209:etiology* / Q000628:therapy; D019693:Hepatitis, Autoimmune / Q000150:complications* / Q000175:diagnosis* / Q000628:therapy; D006801:Humans; D008297:Male