The recommended applicant profile for obtaining the most of the studies to be carried out corresponds to students coming from "Licenciaturas" and undergraduate courses in Physics, Chemistry and Engineering, and all the other new undergraduate studies or other degrees in which the candidate has taken courses in Atomic and Nuclear Physics. In a similar way an recomended profile is considered the corresponding to students holding a degree or "licenciados" in Medicine with a speciality in Radiology, Radiotherapy or Nuclear Medicine or who are carrying out the residence in these specialities.