1. Lynch, C.: Big data: how do your data grow? J. Nat. 455(7209), 28–29 (2008)
2. Gantz, J., Reinsel, D.: Digital Universe Study: Extracting Value from Chaos. IDC Go-to-Market Services (2011)
3. Hilbert, M., Lopez, P.: The worlds technological capacity to store, communicate, and compute information. J. Sci. 332(6025), 60–65 (2011)
4. Zhiyan, F., Xunhua, G., Dajun, Z., et al.: A number of frontier issues in business management research under the background of big data. Chin. J. Manag. Sci. 16(1), 37–39 (2013)
5. McKinsey Global Institute Analysis. ESG Research Report 2011 – North American Health Care Provider Market Size and Forecast