Fig. 4From: 4DMRI-based investigation on the interplay effect for pencil beam scanning proton therapy of pancreatic cancer patientsExemplary d5/d95 (a-c) and v95 (d-f) distributions for 1–28 fractions PBS proton therapy of pancreatic cancer for P1/P2/P6, who showed a large/medium/small interplay effect. The green lines indicate the static 3D caseBack to article page