Research Article

[Retracted] Analgesic Effects of Different κ-Receptor Agonists Used in Daytime Laparoscopic Cholecystectomy

Figure 2

Postoperative VAS pain score of incision pain (a) at rest and (b) at movement; VAS pain score of visceral pain (c) at rest and (d) at movement during a 24 h postoperative period. Data are the mean with standard deviation. , group O compared with group M; #, group N compared with group M.
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