Yoshito Tsushima*, Ayako Taketomi-Takahashi, Hiroyuki Takei, Hidenori Otake and Keigo Endo
* Corresponding author: Yoshito Tsushima tyoshito@showa.gunma-u.ac.jp
BMC Medical Imaging 2010, 10:24 doi:10.1186/1471-2342-10-24