1. Hospital Nacional Edgardo Rebagliati Martins, Lima, Peru
2. Instituto Nacional de Enfermedades Neoplásicas, Lima, Peru
3. Pan American Health Organization, Lima, Peru
4. St. Jude Children’s Research Hospital, Memphis, United States of America
5. ESSALUD, Lima, Peru
6. Pan American Health Organization, Washington, D.C., United States of America
7. miguela.caniza@stjude.org