AUTHOR=Ge Yuxin , Lv Xiaopan , Zhang Rui , Hao Dongxiao , Si Guifei , Li Yuquan , Yuan Xuemin , Li Xiuping 

TITLE=Case report: Primary cardiac undifferentiated sarcoma complicated by esophagus stenosis

JOURNAL=Frontiers in Oncology

VOLUME=14

YEAR=2025

URL=https://www.frontiersin.org/journals/oncology/articles/10.3389/fonc.2024.1530403

DOI=10.3389/fonc.2024.1530403

ISSN=2234-943X