title: Pseudoxanthoma elasticum and polymyositis in a child.
authors.forename: Kyle L
authors.initials: KL
authors.lastname: Horner
authors.forename: Andrea
authors.initials: A
authors.lastname: Kalus
authors.forename: Robin L
authors.initials: RL
authors.lastname: Hornung
mesh_terms: D001706:Biopsy; D002648:Child; D005260:Female; D006801:Humans; D017285:Polymyositis / Q000150:complications* / Q000473:pathology; D011561:Pseudoxanthoma Elasticum / Q000150:complications* / Q000235:genetics / Q000473:pathology