1. Treatment of irregularities of the permanent or adult teeth;Angell;Dent Cosm,1860
2. Rapid expansion of the maxillary dental arch and nasal cavity by opening the mid-palatal suture;Haas;Angle Orthod,1961
3. Maxillary transverse deficiency;McNamara;Am J Orthod Dentofac Orthop,2000
4. Surgical-orthodontic expansion of the maxilla;Bell;Am J Orthod,1976
5. Diagnosis and treatment of transverse maxillary deficiency;Betts;Int J Adult Orthodon Orthognath Surg,1995