Additional file 3: Figure S3. of Quantification and physiological significance of the rightward shift of the V-slope during incremental cardiopulmonary exercise testing NishijimaHirotaka KondoKazuo YonezawaKazuya HashimotoHiroki SakuraiMasayuki 2017 (a) Histogram of RtShift data distribution. (b) RtShift versus ΔVO2/Δwork rate. (c) Test of S1 being parallel to R = 1. (PPTX 108 kb)