For more information on Dr. Chang's in-clinic, hands-on workshops, please visit and register today! All cases were treated by Dr. Chris Chang, president of Beethoven Orthodontic and Implant Group in Hsinchu, Taiwan. For detailed case reports, go to and select “IJOI“ to view and download our Journals. Enjoy! For a more systematic review of treatment methods for CI I, II, III, deep bite, open bite, impaction cases, find the Orthodontic book series on iTunes store. Vol. 1: Vol. 2: Vol. 3:
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