AUTHOR=Shi Yaoqi , Zhu Shuaiying , Shan Jiangjing , Xu Yuhong TITLE=Disease-free survival of 15 years after primary surgery in a patient with advanced high-grade serous ovarian cancer: a case report and literature review JOURNAL=Frontiers in Oncology VOLUME=Volume 15 - 2025 YEAR=2025 URL=https://www.frontiersin.org/journals/oncology/articles/10.3389/fonc.2025.1468196 DOI=10.3389/fonc.2025.1468196 ISSN=2234-943X