AUTHOR=Kanatoula Danai-Dionysia , Wohlfeil Sebastian A. , Jakob Jens , Hohenberger Peter , Utikal Jochen TITLE=Effective treatment of refractory, locally metastatic squamous cell carcinoma of the leg with isolated limb perfusion: a case report with unexpected long progression-free interval JOURNAL=Frontiers in Oncology VOLUME=15 YEAR=2025 URL=https://www.frontiersin.org/journals/oncology/articles/10.3389/fonc.2025.1549683 DOI=10.3389/fonc.2025.1549683 ISSN=2234-943X