Open-source toolkit for radiation therapy research, an extension of 3D Slicer. Features include DICOM-RT import/export, dose volume histogram, dose accumulation, external beam planning (TPS), structure comparison and morphology, isodose line/surface generation, etc.
ConvertStructureSetToLabelmap requires use_ref_image argument, which was not specified in the test. This commit sets use_ref_image=True for the test.