AUTHOR=Mastoi Qurat-ul-ain , Latif Shahid , Brohi Sarfraz , Ahmad Jawad , Alqhatani Abdulmajeed , Alshehri Mohammed S. , Al Mazroa Alanoud , Ullah Rahmat TITLE=Explainable AI in medical imaging: an interpretable and collaborative federated learning model for brain tumor classification JOURNAL=Frontiers in Oncology VOLUME=15 YEAR=2025 URL=https://www.frontiersin.org/journals/oncology/articles/10.3389/fonc.2025.1535478 DOI=10.3389/fonc.2025.1535478 ISSN=2234-943X