An Unusual Presentation of Metastatic Soft Tissue Sarcoma to the Left Atrium and Pulmonary Veins: A Case Report and Comprehensive Literature Review. - Bagheri, Abdulhamid; Khani, Mohammad; Fesharaki, Mehrdad Jafari; Bayat, Fariba; Langroudi, Taraneh Faghihi; Kazeminejad, Behrang; Shahmohammadi, Amirreza; Farahani, Elham (Clinical Case Reports, 2025)