Ai Obaidi, Hussain, and Yonis M Saeed. 2006. “Evaluation of Space Closure Rate, Tipping and Rotation of Canine During it’s Retraction With Sliding mechanics(An In Vitro Study)”. Al-Rafidain Dental Journal 6 (3):64-70. https://doi.org/10.33899/rden.2005.163262.