On the Measurement of Human Exposure to Cellular Networks. - Giovanni Betta; Domenico Capriglione; Gianni Cerro; Gianfranco Miele; Marzia Salone D'Amata; Darko Suka; Predrag V. Pejovic; Mirjana Simic-Pejovic (IEEE Instrum. Meas. Mag., 2020)