AUTHOR=Chandraprabha K. , Ganesan L. , Baskaran K. TITLE=A novel approach for the detection of brain tumor and its classification via end-to-end vision transformer - CNN architecture JOURNAL=Frontiers in Oncology VOLUME=15 YEAR=2025 URL=https://www.frontiersin.org/journals/oncology/articles/10.3389/fonc.2025.1508451 DOI=10.3389/fonc.2025.1508451 ISSN=2234-943X