
Clinical observation of ultrasound-guided transverse abdominal fascial block combined with oxycodone hydrochloride injection for postoperative analgesia in elderly patients undergoing radical resection of colon cancer
HAO Jian-li, HUANG Ze-qing
Clinical observation of ultrasound-guided transverse abdominal fascial block combined with oxycodone hydrochloride injection for postoperative analgesia in elderly patients undergoing radical resection of colon cancer
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