1 Division of Pediatric Endocrinology, UCLA Children's Discovery and Innovation Institute, David Geffen School of Medicine, UCLA, Los Angeles, CA, USA; Instituto de Investigación, Desarrollo e Innovación en Biotecnología Sanitaria de Elche (IDiBE), Universitas Miguel Hernández (UMH), Elche, Spain.
2 Department of Pathology and Laboratory Medicine, UCLA, Los Angeles, CA, USA; Jonsson Comprehensive Cancer Center, University of California, Los Angeles, CA.
3 Division of Pediatric Endocrinology, UCLA Children's Discovery and Innovation Institute, David Geffen School of Medicine, UCLA, Los Angeles, CA, USA; Jonsson Comprehensive Cancer Center, University of California, Los Angeles, CA.
4 Division of Pediatric Endocrinology, UCLA Children's Discovery and Innovation Institute, David Geffen School of Medicine, UCLA, Los Angeles, CA.
5 Cancer and Blood Disease Institute, Children's Hospital Los Angeles, Los Angeles, CA.
6 Department of Pharmacy, City of Hope National Medical Center, Duarte, CA.
7 Cancer and Blood Disease Institute, Children's Hospital Los Angeles, Los Angeles, CA, USA; Department of Pediatrics, Keck School of Medicine of the University of Southern California, Los Angeles, CA.
8 Division of Pediatric Endocrinology, UCLA Children's Discovery and Innovation Institute, David Geffen School of Medicine, UCLA, Los Angeles, CA, USA; Jonsson Comprehensive Cancer Center, University of California, Los Angeles, CA. smittelman@mednet.ucla.edu.