Kilian M. Pohl Sylvain Bouix M. Nakamura Torsten Rohlfing Robert W. McCarley Ron Kikinis W. Eric L. Grimson Martha Elizabeth Shenton William M. Wells III A Hierarchical Algorithm for MR Brain Image Parcellation. 1201-1212 2007 26 IEEE Trans. Med. Imaging 9 http://doi.ieeecomputersociety.org/10.1109/TMI.2007.901433 db/journals/tmi/tmi26.html#PohlBNRMKGSW07