title: Osseous metaplasia of transitional cell carcinoma within a duplicated ureter.
authors: J R
authors: JR
authors: Gassner
authors: G M
authors: GM
authors: Cullen
authors: J P
authors: JP
authors: Walsh
mesh_terms: D002114:Calcinosis / Q000473:pathology*; D002295:Carcinoma, Transitional Cell / Q000473:pathology*; D006801:Humans; D008297:Male; D008875:Middle Aged; D014513:Ureter / Q000002:abnormalities*; D014516:Ureteral Neoplasms / Q000473:pathology*