A Study on Kinetic Frictional Orthodontic Appliances Properties in Begg/KB at Posterior Sites
Toshiya ENDO, Naoki KOSUGE, Hiroshi KUZUYA, Takashi TAKUMI, Akira KAMEDA
The Nippon Dental University School of Dentistry at Niigata, Department of Orthodontics Shigaku
85 (3)
379-384, 1997.