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. Author manuscript; available in PMC: 2019 Nov 1.
Published in final edited form as: Pain. 2018 Nov;159(11):2318–2330. doi: 10.1097/j.pain.0000000000001336

Figure 2.

Figure 2

During anaesthesia, a bulldog clip conditioning stimulus was applied for 20 seconds to the third digit of the left cranial limb, whilst electrical test stimuli were delivered to the right pelvic limb.