title: [What is it? (author's transl)].
mesh_terms: D000293:Adolescent; D001859:Bone Neoplasms / Q000175:diagnosis; D003937:Diagnosis, Differential; D004803:Eosinophilic Granuloma / Q000000981:diagnostic imaging*; D006801:Humans; D008297:Male; D011859:Radiography; D012272:Ribs / Q000000981:diagnostic imaging*
vernacular_title: Co to jest?