%0 Case Reports %T Ultrasonography of pericardial synovial sarcoma: A rare case report. %A Cao X %A Zhong X %A Yu W %A Xiong J %J Asian J Surg %V 46 %N 12 %D 2023 Dec 12 %M 37709617 %F 2.808 %R 10.1016/j.asjsur.2023.08.215