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. 2018 Jul-Sep;21(3):323–327. doi: 10.4103/aca.ACA_16_18

Figure 2.

Figure 2

Rescue analgesic requirement between Group A (thoracic epidural analgesia) and Group B (erector spinae plane block). X– axis: time interval in hours postextubation. Y– axis: Number of rescue analgesic episodes