@article{ErlmeierSteffensStöhrHerrmannPolifkaAgaimyTrojanStröbelBeckerWülfingBarthStöckleStaehlerStiefHaferkampHohenfellnerMacher-GöppingerWullichNoldusBrennerRoosWalterOttoBurgerSchraderHartmannIvanyi_2020, title={Characterization of PD-1 and PD-L1 Expression in Papillary Renal Cell Carcinoma: Results of a Large Multicenter Study}, author={Erlmeier, Franziska and Steffens, Sandra and Stöhr, Christine and Herrmann, Edwin and Polifka, Iris and Agaimy, Abbas and Trojan, Lutz and Ströbel, Philipp and Becker, Frank and Wülfing, Christian and Barth, Peter and Stöckle, Michael and Staehler, Michael and Stief, Christian and Haferkamp, Axel and Hohenfellner, Markus and Macher-Göppinger, Stephan and Wullich, Bernd and Noldus, Joachim and Brenner, Walburgis and Roos, Frederik C. and Walter, Bernhard and Otto, Wolfgang and Burger, Maximilian and Schrader, Andres Jan and Hartmann, Arndt and Ivanyi, Philipp}, issn={1558-7673}, doi={http://dx.doi.org/10.22028/D291-37762}, series={1}, volume={19 (2021)}, publisher={Elsevier}, journal={Clinical Genitourinary Cancer}, year={2020} }