title: Leiomyoblastoma.
mesh_terms: D002648:Child; D006801:Humans; D007889:Leiomyoma / Q000473:pathology* / Q000556:secondary; D008297:Male; D008479:Mediastinal Neoplasms / Q000556:secondary; D013274:Stomach Neoplasms / Q000473:pathology*