Commentary examines postoperative nausea and vomiting reduction with oliceridine versus fentanyl, highlighting methodological nuances in interpreting single-center trials.
To the Editor of Journal of Investigative Surgery,We read with great interest the prospective randomized controlled trial by Heng and colleagues, which compared oliceridine and fentanyl for postope...
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Zhang et al. (2026) studied this question.
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