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. 2016 Feb 18;17(2):249. doi: 10.3390/ijms17020249

Figure 3.

Figure 3

Abdominal writhing response of acetic-acid induces in mice. There were six mice per group. Results are expressed as Mean ± SEM. The positive control (PC) was morphine (5 mg/kg). * p < 0.05, compared to the control group.