1. Center for Biotechnology and Informatics, The Methodist Hospital Research Institute & Cornell University, Houston, Texas 77030, Academy of Mathematics and Systems Science, Chinese Academy of Science, Beijing, 100080, China, Department of Radiology, The Methodist Hospital, Houston, Texas 77030, Radiology and Imaging Sciences, Clinical Center, National Institutes of Health, Bethesda, Maryland 20892, Department of Electrical Engineering, Osaka Sangyo University, Osaka 574-8530, Japan, and Center for...