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Comparison 2 Local or regional anaesthesia for the prevention of persistent postoperative pain (classical analysis), Outcome 6 PPP after laparotomy. Review: Local anaesthetics and regional anaesthesia versus conventional analgesia for preventing persistent postoperative pain in adults and children Comparison: 2 Local or regional anaesthesia for the prevention of persistent postoperative pain (classical analysis) Outcome: 6 PPP after laparotomy
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