Recibido 10 mayo 2013. Aceptado 29 mayo 2013
Información del artículo
The Publisher regrets that this article is an accidental duplication of an article that has already been published, http://dx.doi.org/10.1016/j.maxilo.2014.02.008. The duplicate article has therefore been withdrawn.
The full Elsevier Policy on Article Withdrawal can be found at http://www.elsevier.com/locate/withdrawalpolicy.
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