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  Indian J Med Microbiol
 

Figure 3: Number of patients who needed intraoperative fentanyl, mean intraoperative fentanyl, and mean total consumption of tramadol in the first 24 h postoperatively. VAS, visual analogue scale

Figure 3: Number of patients who needed intraoperative fentanyl, mean intraoperative fentanyl, and mean total consumption of tramadol in the first 24 h postoperatively. VAS, visual analogue scale