L. Li, T. M. Preuss, J. K. Rilling, W. D. Hopkins, M. F. Glasser, B. Kumar, R. Nana, X. Zhang, and X. Hu Biomedical Imaging Technology Center, School of Medicine, Emory University, Atlanta, GA, United States, Division of Neuroscience, Yerkes National Primate Research Center, Atlanta, GA, United States, Department of Anthropology, Emory University, Atlanta, GA, United States, Division of Psychob...