AUTHOR=Wang Yapeng , Xu Tian’en , Chen Cong , Mai Shuo , Yang Kai TITLE=Case Report: Application of tumor-bearing bone inactivation and bilateral fibula grafting in joint-sparing surgery for osteosarcoma patient JOURNAL=Frontiers in Surgery VOLUME=Volume 12 - 2025 YEAR=2025 URL=https://www.frontiersin.org/journals/surgery/articles/10.3389/fsurg.2025.1544336 DOI=10.3389/fsurg.2025.1544336 ISSN=2296-875X