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2. Intrabody buses for data and power;Post,1997
3. Wearable key: device for personalizing nearby environment;Matsushita,2000
4. Development of electro-optic sensors for intra-body communications;Shinagawa;NTT Tech. Rev.,2004
5. A very low-power consumption wireless ECG monitoring system using body as a signal transmission medium;Handa,1997