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Copyright ©The Author(s) 2018.
World J Cardiol. Dec 26, 2018; 10(12): 267-277
Published online Dec 26, 2018. doi: 10.4330/wjc.v10.i12.267
Figure 1
Figure 1 Proximal pressure and distal pressure during a wave-free period (grey shaded). Courtesy of Volcano Corporation, Koninklijke Philips N.V. Amsterdam, The Netherlands. Pa: Proximal pressure; Pd: Distal pressure.