AUTHOR=Chen Zheng , Zheng Xuan , Lin Qin TITLE=A case report and literature review: leiomyosarcoma or perivascular epithelioid cell neoplasm? JOURNAL=Frontiers in Oncology VOLUME=14 YEAR=2024 URL=https://www.frontiersin.org/journals/oncology/articles/10.3389/fonc.2024.1499403 DOI=10.3389/fonc.2024.1499403 ISSN=2234-943X