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Chidambaran V, Gentry C, Ajuba-Iwuji C, Sponsellar PD, Ain M, Lin E, Zhang X, Klaus SA, Njoku DB.Chidambaran V, et al.Anesth Analg. 2013 Jul;117(1):162-8. doi: 10.1213/ANE.0b013e318290c542. Epub 2013 May 17.Anesth Analg. 2013.PMID: 23687234