Al-hamdani HA. Anti retropulsive stone device technique during laser lithotrepsy in treatment of upper ureteric stone with their effect on stone free rate and operative time( comparative study). Sawa Med. J. [انترنت]. 9 أكتوبر، 2026 [وثق 26 أكتوبر، 2026];2(3). موجود في: https://smj.sawauniversity.edu.iq/article/view/124