Y.  Zhang, Zhang, F., Shakhsheer, Y., Silver, J. D., Klinefelter, A., Nagaraju, M., Boley, J., Pandey, J., Shrivastava, A., Carlson, E. J., Wood, A., Calhoun, B. H., and Otis, B. P., ?A Batteryless 19 uW MICS/ISM-Band Energy Harvesting Body Sensor Node SoC for ExG Applications?, Journal of Solid State Circuits, vol. 48, pp. 199-213, 2013.

F.  Zhang, Zhang, Y., Silver, J., Shakhsheer, Y., Nagaraju, M., Klinefelter, A., Pandey, J., Boley, J., Carlson, E., Shrivastava, A., Otis, B., and Calhoun, B., ?A Batteryless 19uW MICS/ISM-Band Energy Harvesting Body Area Sensor Node SoC?, in ISSCC, San Francisco, 2012.