option "spatial-margin" s "Spatial margin [mm]" double yes
option "relative-dose-margin" r "Dose margin relative to max dose in reference [%]" double no
option "absolute-dose-margin" d "Absolute dose margin [Gray]" double no
+option "translation-x" x "Target relative position x [mm]" double default="0" no
+option "translation-y" y "Target relative position y [mm]" double default="0" no
+option "translation-z" z "Target relative position z [mm]" double default="0" no