Department of Neurology, University of California San Francisco, San Francisco, CA, USA

Yvonne W. Wu & Hannah C. Glass

Department of Pediatrics, University of California San Francisco, San Francisco, CA, USA

Yvonne W. Wu & Hannah C. Glass

Department of Radiology, Children’s Hospital Los Angeles, Los Angeles, CA, USA

Jessica L. Wisnowski

Department of Pediatrics, Children’s Hospital Los Angeles, Los Angeles, CA, USA

Jessica L. Wisnowski

Department of Epidemiology, University of California San Francisco, San Francisco, CA, USA

Hannah C. Glass

Department of Pediatrics, Saint Louis University School of Medicine, St. Louis, MO, USA

Amit M. Mathur

Department of Radiology, University of California San Francisco, San Francisco, CA, USA

Yi Li

Department of Biostatistics, University of Washington, Seattle, WA, USA

Sarah E. Monsell & Robert C. McKinstry

Department of Pediatrics, University of Washington School of Medicine, Seattle, WA, USA

Sandra E. Juul

Mallinckrodt Institute of Radiology, Washington University School of Medicine, St. Louis, MO, USA

Robert C. McKinstry