1. European Union. Council Directive 97/43 Euratom, on health protection of individuals against the dangers of ionizing radiation in relation to medical exposure, and repealing Directive 84/466 Euratom.Official Journal of the European CommunitiesNo L 180, 9th July 1997:22–7.
2. European Union. Council Directive 84/466 Euratom, laying down the basic measures for the radiation protection of persons undergoing medical examination or treatment.Official Journal of the European CommunitiesNo L 265, 5th October 1984:1–3.
3. BOE. Royal Decree 1132/1990, from the Health and Consumer Affairs Department, establishing fundamental measures for radiation protection of the persons undergoing medical examination or treatment.In State Official Bulletin, September 18th, 1990:27261. (In Spanish.)
4. BOE. Royal Decree 1891/1991, from the Industry and Energy Department, on installation and utilization x-ray devices for medical diagnostic purposes.In State Official Bulletin, January 3rd 1992:138–48. (In Spanish.)
5. BOE. Royal Decree 1976/1999, from the Health and Consumer Affairs Department, establishing quality criteria in radiodiagnostics.In State Official Bulletin, January 29th 1999:45891–900. (In Spanish.)