Monai and NiftyNet version of the code to generate the results of
Tappeiner E, Pöll S, Hönig M, Raudaschl FP, Zaffino P, Spadea FM, Sharp CG, Schubert R, Fritscher K (2018) Multi-organ segmentation of the Head and Neck Area: An efficient hierarchical Neural Networks approach. Submitted to CARS.