Thi Nhung H, Duc Cong N, Tài N, Thanh Duc N, Trung Dinh V, Thi Tham D. POSTOPERATIVE ANXIETY IN PATIENTS UNDERGOING RETROGRADE URETEROSCOPIC LASER LITHOTRIPSY: A CROSS-SECTIONAL STUDY AT THONG NHAT HOSPITAL. JHA. 2026;2(7):95-101. doi:10.63947/bvtn.v2i7.12