ArticleJournal of pain research2026

Effect of Intrathecal Hydromorphone on the Duration and Efficacy of Postoperative Analgesia in Patients Undergoing Benign Anorectal Surgery: Protocol for a Randomized, Double-Blind, Controlled Trial.

Yuansheng Cao et al.PubMed ↗Full text ↗Publisher ↗

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