Stein Raimund, Rubenwolf Peter, Ziesel Christopher, Thüroff Joachim W
Division of Paediatric Urology, Department of Urology, Johannes Gutenberg University of Mainz, Medical School, Mainz, Germany.
BJU Int. 2012 Dec;110(11):1843-7. doi: 10.1111/j.1464-410X.2012.11676.x.