Ureteroscopic Lithotripsy versus Laparoscopic Ureterolithotomy or Percutaneous Nephrolithotomy in the Management of Large Proximal Ureteral Stones: A Systematic Review and Meta-Analysis.
Wu T, Duan X, Chen S, Yang X, Tang T, Cui S.
Urol Int. 2017;99(3):308-319. doi: 10.1159/000471773. Epub 2017 Jun 7.