Canine retraction and anchorage loss using self-ligating and conventional brackets with sliding mechanics: A split-mouth clinical study oleh Anurag Tiwari, Syed Aafaque, Y Rizwana, Syed Altafuddin Quadri, B Kanagasabapathy, Chandrika Villuri, J Suresh Babu, C Swarnalatha, Abhishek Singh Nayyar