Sheng-Fang Huang Ruey-Feng Chang Woo Kyung Moon Yu-Hau Lee Dar-Ren Chen Jasjit S. Suri Analysis of Tumor Vascularity Using Three-Dimensional Power Doppler Ultrasound Images. 320-330 2008 27 IEEE Trans. Med. Imaging 3 http://dx.doi.org/10.1109/TMI.2007.904665 db/journals/tmi/tmi27.html#HuangRMLCS08