Reassessing Google Flu Trends Data for Detection of Seasonal and Pandemic Influenza: A Comparative Epidemiological Study at Three Geographic Scales. - Donald R. Olson; Kevin J. Konty; Marc Paladini; Cécile Viboud; Lone Simonsen (PLoS Comput. Biol., 2013)

Enhancing disease surveillance with novel data streams: challenges and opportunities. - Benjamin M. Althouse; Samuel V. Scarpino; Lauren Ancel Meyers; John W. Ayers; Marisa Bargsten; Joan Baumbach; John S. Brownstein; Lauren Castro; Hannah E. Clapham; Derek A. T. Cummings; Sara Y. Del Valle; Stephen G. Eubank; et al. (EPJ Data Sci., 2015)