| AAPM | | American Association of Physicists in Medicine | | ABFM | | Asociación Brasilera de Física Médica | | AIFM | | Associazione Italiana di Fisica in Medicina | | ALFIM | | Asociación Latinoamericana de Física Médica | | ANSI | | American Nacional Standards Institute | | ARCAL | | Programa Regional de cooperación para el avance de la ciencia y la Tecnología Nuclear en América Latina y el Caribe | | EFOMP | | European Federation of Organisations in Medical Physics | | ESTRO | | European Society for Therapeutic Radiology and Oncology | | IAEA | | Agencia Internacional de Energía Atómica | | ICRP | | International Commission on Radiological Protection | | ICRU | | International Commission on Radiation Units | | IOMP | | International Organization for Medical Physics | | IPEM | | Institute of Physics and Engineering in Medicine | | IRPA | | International Radiation Protection Association | | OMS | | Organización Mundial de la Salud | | SEFM | | Sociedad Española de Física Médica | | SEMN | | Sociedad Española de Medicina Nuclear | | SFPM | | Société Française de Physique Médicale | |