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| Methods | Randomized controlled trial |
| Participants | Adult participants undergoing total thyroidectomy or total lobectomy |
| Interventions | Dexamethasone 8 mg plus promethazine 0.5 mg/kg IV before induction or promethazine 0.5 mg/kg IV alone before induction |
| Outcomes | Postoperative wound infection |
| Notes | Retracted study; listed in the Retraction Watch Database |
