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Copyright ©The Author(s) 2016.
World J Anesthesiol. Nov 27, 2016; 5(3): 44-53
Published online Nov 27, 2016. doi: 10.5313/wja.v5.i3.44
Figure 1
Figure 1 Twelve-lead electrocardiogram leads with regular sinus rhythm and an epsilon waves (arrow) in leads V1-V3.