Additional file 4 of Ventilation and perfusion MRI at a 0.35 T MR-Linac: feasibility and reproducibility study

Additional file 4: The $$ \delta _{V}$$ δ V values of Volunteer 5 for the uncorrected Vw-maps as well as for the normalized Vw-maps using the diaphragm-based and the best and worst ROI-based normalization. The corresponding maps to these values are shown in Fig. 6.