Expression of Concern: Epidural Co-Administration of Dexmedetomidine and Levobupivacaine Improves the Gastrointestinal Motility Function after Colonic Resection in Comparison to Co-Administration of Morphine and Levobupivacaine.

Reference [8] in the original article [ 1 ] is described as a “pilot study” in which “epidural dexmedetomidine...shortened the time of first flatus of patients after nephrectomy” though this was noted as a trend that did not reach statistical significance.

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