An exploratory study of news article clustering for web-based bio-surveillance. - Manabu Torii; Burt-Ujin Bayarsaikhan; Hongfang Liu; Thang Nguyen; Kevin Jones; Noele P. Nelson; David M. Hartley (IHI, 2010)

Mathematical Model to Assess the Relative Effectiveness of Rift Valley Fever Countermeasures. - Holly D. Gaff; Colleen Burgess; Jacqueline Jackson; Tianchan Niu; Yiannis E. Papelis; David M. Hartley (Int. J. Artif. Life Res., 2011)

An exploratory study of a text classification framework for Internet-based surveillance of emerging epidemics. - Manabu Torii; Lanlan Yin; Thang Nguyen; Chand T. Mazumdar; Hongfang Liu; David M. Hartley; Noele P. Nelson (Int. J. Medical Informatics, 2011)

An Epidemiological Model of Rift Valley Fever with Spatial Dynamics. - Tianchan Niu; Holly D. Gaff; Yiannis E. Papelis; David M. Hartley (Comput. Math. Methods Medicine, 2012)