1. Anand, D., and Niranjan, U. C., Watermarking medical images with patient information. in:Proceedings of the 20th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, Hong Kong, China, 29 Oct.-1 Nov. 2:703–706, 1998.
2. Kong, X., and Feng, R., Watermarking Medical Signals for Telemedicine. IEEE Transactions on Information Technology in Biomedicine 5(3):195–201, 2001.
3. Engin, M., Çidam, O., and Engin, E. Z., Wavelet transformation based watermarking technique for human electrocardiogram (ECG). Journal of Medical Systems 29(6):589–594, 2005.
4. Nambakhsh, M. S., Ahmadian, A., Ghavami, M., Dilmaghani, R. S., and Karimi-Fard, S., A novel blind watermarking of ECG signals on medical images using EZW algorithm. in:Proceedings of the 28th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBS’06), New York, USA, 30 Aug- 3 Sept 1:3274–3277, 2006.
5. Zheng KM, Qian X (2008) Reversible data hiding for electrocardiogram signal based on wavelet transforms. In: Proceedings of the2008 International Conference on Computational Intelligence and Security (CIS2008), Suzhou, China,, 13–17 Dec., pp. 295–299.