5Liegeois F, Limme M. Modified bonded bridge space maintainer. J Clin Pediatr Dent, 1999;23(4): 281-284.
6Manual for Appliance Therapy for Adults and Children. Space Maintainers Laboratory, 2004.
7Qudeimat MA, Fayle SA. The longevity of space maintainers: a retrospective study. Ped Dent, 1998,20(4): 267-272.
8Dimond HD Jr. A nickel titanium space regainer-retainer. J Clin Orthod, 2001,35(12):767-768.
9Millett DT, Cummings A, Letters S,Roger E, Love J.Resin-modifled glass ionomer,modified composite or conventional glass ionomer for band cementation:An in-vitro evaluation. Eur J Orthod, 2005,25(6):609-614.
10Ngan P,Alkire RG, Fields H Jr.Management of space problems in the primary and mixed dentition. JADA Sept. 200d,(130):1330- 1339.