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. Author manuscript; available in PMC: 2013 Sep 20.
Published in final edited form as: IEEE Trans Inf Technol Biomed. 2012 Jan 27;16(3):413–423. doi: 10.1109/TITB.2012.2185850

Fig. 1.

Fig. 1

Longitudinal data privacy problem. (a) Longitudinal research data. (b) Identified EMR. (c) 2-anonymization based on the proposed approach.