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Figure 2 Mean Diameter of the Proximal, Distal, and Reference Segments in the BES and SES Groups

Mean diameter values at baseline, maximal pacing rate, and after nitroglycerin administration in BES and SES groups, in proximal (A), distal (B), and reference (A and B) segments. The p values for the comparison between BES and SES are indicated for both proximal and distal segments. Abbreviations as in Figure 1.