Hasan MK, Hassan GS, Rahman S, Ali MS, Rahman MA, Hasan MM, Tani RR. Space Closure Rate in Mandibular Canine Retraction by Ni-Ti Closed Coil Spring: A Clinical Trial. Med. Today [Internet]. 2021 Nov. 7 [cited 2024 Nov. 24];33(2):90-3. Available from: https://banglajol.info/index.php/MEDTODAY/article/view/56050