title: [Atypical polymyositis in childhood].
mesh_terms: D000367:Age Factors; D001706:Biopsy; D002648:Child; D004576:Electromyography; D006801:Humans; D008297:Male; D009220:Myositis / Q000175:diagnosis* / Q000473:pathology
vernacular_title: Atypická polymyositis v dĕtském vĕku.