Vecchia, PaoloFoster, Kenneth R2023-05-222023-05-222002-12-012004-11-10https://repository.upenn.edu/handle/20.500.14332/2906Throughout the world, there has been a move to "harmonize" exposure limits to radio-frequency (RF) energy from sources such as mobile phones, communications transmitters, radar, industrial equipment, and the like. "Harmonization", in practice, means the adoption of a consistent set of exposure limits in different nations around the world. Precautions taken in Italy are discussed, as are the Vatican radio transmitters, public controversy, health concerns, politics and the science involved.Article