WITHDRAWN: Peripheral mGluR5 antagonist attenuated craniofacial muscle pain and inflammation but not mGluR1 antagonist in lightly anesthetized rats

The publisher regrets that this article is an accidental duplication of an article that has already been published in Brain Res. Bull., 70 (2006) 378–386, doi:10.1016/j.brainresbull.2005.09.021. The duplicate article has therefore been withdrawn.