“46. RESULTS OF REVERSE-FLOW ENDASTROSCOPY OF URTERELITAL STONES MIDDLE 1/3 AND LOWER 1/3 USING LASER - HOLMIUM ENERGY AT THAI BINH MEDICAL UNIVERSITY HOSPITAL”, YHCĐ, vol. 66, no. 1, Jan. 2025, doi: 10.52163/yhc.v66i1.1951.