Deformable registration of trans-rectal ultrasound (TRUS) and magnetic resonance imaging (MRI) for focal prostate brachytherapy. - Arnaldo Mayer; Adi Zholkover; Orith Portnoy; Gil Raviv; Eli Konen; Zvi Symon (Int. J. Comput. Assist. Radiol. Surg., 2016)