1. Department of Global Pediatric Medicine and Division of Critical Care, St Jude Children’s Research Hospital, Memphis, Tennessee
2. Department of Global Pediatric Medicine, St Jude Children’s Research Hospital, Memphis, Tennessee
3. College of Medicine, Baylor University, Houston, Texas
4. Rollins School of Public Health, Emory University, Atlanta, Georgia
5. Department of Pediatric Oncology, Hospital General de Tijuana, Tijuana, México
6. Department of Pediatric Oncology, Hospital Dr Luis Calvo Mackenna, Santiago, Chile
7. Instituto Nacional de Enfermedades Neoplásicas, Lima, Perú
8. Department of Pediatric Oncology, Hospital Infantil Teletón de Oncología, Querétaro, México
9. Hospital Central Dr Ignacio Morones Prieto, San Luis Potosí, México
10. Department of Pediatric Oncology, Hospital Centro Estatal de Cancerología, Xalapa, México
11. Department of Pediatric Critical Care, Unidad Nacional de Oncología Pediátrica, Guatemala City, Guatemala
12. Department of Pediatric Critical Care, Hospital Oncológico Solca Núcleo de Quito, Quito, Ecuador
13. Department of Pediatric Oncology, Instituto del Cáncer SOLCA Cuenca, Cuenca, Ecuador
14. Department of Pediatric Oncology, Hospital Nacional de Niños Benjamín Bloom, San Salvador, El Salvador