1. Ortodonzia moderna;Proffit,2008
2. Bodily distalization of molars with absolute anchorage;Keles;Angle Orthod,2003
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4. Rigid implant anchorage to close a mandibular first molar extraction site;Roberts;J Clin Orthod,1994
5. The use of titanium fixtures for intraoral anchorage to facilitate orthodontic tooth movement;Higuchi;Int J Oral Maxillofac Implants,1991