1. Department of Pediatrics, Ryan White Center for Pediatric, Infectious Diseases and Global Health Indiana University School of Medicine Indianapolis Indiana USA
2. Department of Neurosurgery, Goodman Campbell Brain and Spine, Riley Hospital for Children, Section of Pediatric Neurosurgery Indiana University School of Medicine Indianapolis Indiana USA
3. Department of Radiology Indiana University School of Medicine Indianapolis Indiana USA
4. Department of Pediatrics, Section of Hematology/Oncology Indiana University School of Medicine Indianapolis Indiana USA