1. Hospital General de Tijuana, Universidad Autónoma de Baja California, Tijuana, Baja California, Mexico;
2. Pediatric Global Medicine, St. Jude Children’s Research Hospital, Memphis, TN;
3. Peckham Center for Cancer and Blood Disorders, Rady Children's Hospital San Diego, San Diego, CA;
4. Department of Pediatrics, Division of Pediatric Hematology/Oncology, University of California San Diego, La Jolla, CA; and
5. Population Science, Disparities and Community Engagement, University of California San Diego Moores Cancer Center, La Jolla, CA