[1] Univ Hosp Schleswig Holstein, Dept Urol, Campus Luebeck, Lubeck, Germany
[2] Univ Hosp Schleswig Holstein, Pathol, Campus Luebeck, Lubeck, Germany
[3] Leibniz Ctr Med & Biosci, Res Ctr Borstel, Lubeck, Germany
[4] Univ Cologne, Dept Translat Genom, Cologne, Germany