This network is coordinated from Trousseau Hospital by Prof Arnaud Petit (pediatric hematologist), with the support of Prof Guy Leverger (Head of the Department of Pediatric Hematology and Oncology).

The steering committee is composed of one representative from each team, as well as association representatives (Action Leucémies, Association Laurette Fugain) and teams associated with the project (Espace Ethique Ile de France, Hospinnomics).

It meets twice a year, during advancement project meetings, shared by all of the project teams.