A Randomized Observer-Blinded Controlled Trial to Compare Pre-Emptive with Postoperative Ultrasound-Guided Mandibular Nerve Block for Postoperative Analgesia in Mandibular Fracture Surgeries.
Local Reg Anesth · 2021 · PMC7882799 · PMID 33603457
it was statistically highly significant with a p-value of < 0.0001.
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