BackgroundDedifferentiated liposarcoma (DDLPS) is one of the most common types of soft tissue sarcoma (STS) characterized by liposarcomatous differentiation and a predilection for the retroperitoneum. Despite the growing number of histology-specific immune checkpoint blockade (ICB) trials in STS. it is still difficult to identify the radiographic objective response rate (ORR) for DDLP... https://pipingrockers.shop/product-category/grapefruit-seed/