A/HRC/45/13/Add.3 (i) Facilitate the participation of those who survived and of the families of disappeared persons in the different proceedings. To this end, mechanisms should be established to ensure they receive psychosocial support from professionals with experience in dealing with cases of enforced disappearance and who are trusted by the victims. Follow-up mechanisms should also be established; (j) Create specialized multidisciplinary units for the investigation and criminal prosecution of cases of enforced disappearances and foster joint contextual investigations, in order to ensure better coordination of criminal policy and reduce the fragmentation of investigations; (k) Promote the use of scientific evidence, on the basis of the Minnesota Protocol on the Investigation of Potentially Unlawful Death (2016), including through the creation of local, autonomous forensic teams with access to sufficient resources; (l) Develop policies for the conservation and disclosure of records, both public and confidential, and take steps to ensure that qualified professionals and adequate material resources are available to search those records; (m) Establish clear mechanisms to ensure coordination, cooperation and exchange of information between all State agencies involved in the investigations, in particular those responsible for the criminal investigation and prosecution and for the search for disappeared persons, in order to guarantee that progress and results are achieved on all sides; (n) Cooperate with other States, both during the search for disappeared persons and during criminal investigations, including by producing any relevant evidence in their possession, establishing cooperation frameworks focused on offering comprehensive assistance to the victims, surrendering or extraditing alleged perpetrators and ensuring their investigation and trial; (o) Reform intelligence, military and security agencies that have actively participated in acts of enforced disappearances, in order to help ensure their transparency and enhance oversight by democratic institutions. 20