Medical Imaging 2003: Image Perception, Observer Performance, and Technology Assessment, Dev P. Chakraborty, Elizabeth A. Krupinski, Editors, Proceedings of SPIE Vol. 5034 (2003) © 2003 SPIE · 1605-7422/03/$15.00 1 DownloadedFrom:http://spiedigitallibrary.org/on07/15/2016TermsofUse:http://spiedigitallibrary.org/ss/TermsOfUse.aspx