1. Proyecto Colaborativo Internacional Donante (“International Collaborative Donor Project”) Murcia Spain
2. Department of Surgery, Paediatrics, Obstetrics y Gynaecology University of Murcia Murcia Spain
3. Transplant Unit Surgery Service IMIB – Virgen de la Arrixaca University Clinical Hospital Murcia Spain
4. Department of Psychology UCAM Catholic University of San Antonio Murcia Spain
5. General Regional Hospital Number 58 of the IMSS (Mexican Institute of Social Security) Guanajuato Delegation Mexico
6. Statistics Unit Foundation for Health Training and Research of the Murcia Region (FFIS) Murcia Spain