A Multicenter, Single-arm, Prospective Phase II Clinical Study of Epalrotokewali Combined With Eribulin, Anlotinib, and Radiotherapy for the Treatment of Patients With Advanced Soft Tissue Sarcoma.

"QL1706: 5 mg/kg, intravenous injection (IV) on Day 1, every 3 weeks (Q3W). Eribulin : 1.1 mg/m², intravenous infusion (IV) on Days 1 and 8, Q3W. Anlotinib : Oral administration before breakfast, 12 mg once daily (QD) on Days 1-14, followed by a 1-week drug holiday, Q3W.~Radiotherapy : Hypofractionated radiotherapy, 15-60 Gy delivered in 5-8 fractions.~Eribulin is administered for 6 cycles. Epalizumab and anlotinib are continued until disease progression, intolerable toxicity, initiation of new anti-tumor treatment, loss to follow-up, death, or withdrawal from the study (whichever occurs first)."