Health protection – guidance. Radiation: products and services. — Public Health England Reino Unido. — Organismo regulador británico en materia de protección radiológica. "PHE`s Centre for Radiation, Chemical and Environmental Hazards provides radiological protection advice, services and training." Libre 1. Energía nuclear. 2. Reguladores nucleares. 3. Nuclear energy. 4. Nuclear energy regulators. 5. Sitios web. 6. Websites. Ver recurso on-line