Sociedad Española de Física Médica (SEFM). — SEFM España. — The Spanish Society of Medical Physics (SEFM) is created as a scientific society in 1974 with the aim of promoting and developing medical physics and its scientific and professional aspects. Libre acceso. Contenidos restringidos para socios. 1. Energía nuclear. 2. Nuclear energy. 3. Sitios web. 4. Websites. Ver recurso on-line