AUTHOR=Reidel Claire-Anne , Pierobon Enrico , Horst Felix , Gesson Lévana , Paz Athena , Graeff Christian , Steinsberger Timo , Zink Klemens , Witt Matthias , Senger Yannick , Finck Christian , Vanstalle Marie , La Tessa Chiara , Durante Marco , Weber Uli , Schuy Christoph TITLE=Feasibility study of 4D-online monitoring of density gradients induced by lung cancer treatment using carbon ions JOURNAL=Frontiers in Oncology VOLUME=Volume 15 - 2025 YEAR=2025 URL=https://www.frontiersin.org/journals/oncology/articles/10.3389/fonc.2025.1502960 DOI=10.3389/fonc.2025.1502960 ISSN=2234-943X