1. Ngan P, Fields HW. Open bite: a review of etiology and management. Pediatric Dentistry. 1997;19(2):91-98.
2. Open bite, dental alveolar protrusion, Class I malocclusion: a successful treatment result;Alexander;Am J Orthod Dentofacial Orthop,1999
3. Occlusal forces in normal- and long-face children;WR;J Dent Res,1983
4. Proffit WR, Fields HW. Contemporary Orthodontics. 3rd ed. St. Louis MO: Mosby; 2000.
5. Profit WR, Fields HW Jr, Moray LJ. Prevalence of malocclusion and orthodontic treatment need in the United States: Estimates from the NHANES III survey. Int J Adult Orthodon Orthognath Surg. 1998;13(2):97-106.