The seudonymisades data processing for purposes of biomedical research (section 2.d) of the DA 17th), it can find sufficient habilitation in juridical bases different to that of the consent article 6.1, e sections) and f), and article 9.2, j section), in connection with article 89.1 RGPD). When the foreseen circumstances contribute to the section 2.d) of the DA 17th of the LOPDGDD, the consent of the affected ones will not be indispensable to carry out the data processing of seudonymisades health. The responsible for the treatment has to have the necessary technical and organizational measures, in the terms that they derive from the regulations (articles 9.2.j), 89.1 and 32 RGPD). Among others, it has to give compliment to the foreseen demands in the sections 2.d), f) and g) of the DA 17th of the LOPDGDD.