@article{SzarvasReis2022, author = {Tibor Szarvas and Henning Reis}, title = {Commentary: Treatment outcome of different chemotherapy in patients with relapsed or metastatic malignant urachal tumor}, journal = {Frontiers in oncology}, volume = {12}, number = {art. 864708}, pages = {1 -- 3}, doi = {10.3389/fonc.2022.864708}, year = {2022}, }