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Couto A, Enes P, Peres H, Oliva-Teles A.Couto A, et al.Comp Biochem Physiol A Mol Integr Physiol. 2008 Sep;151(1):45-50. doi: 10.1016/j.cbpa.2008.05.013. Epub 2008 Jun 30.Comp Biochem Physiol A Mol Integr Physiol. 2008.PMID: 18586542Clinical Trial.