1. Department of Radiology; Seattle Children's Hospital, 4800 Sandpoint Way, Room: L-MA.6.226; Seattle Washington 98105 USA
2. Department of Radiology; University of Washington; Seattle Washington USA
3. Center for Clinical and Translational Research, Seattle Children's Research Institute; Seattle Washington USA
4. St Luke's Rehabilitation Institute; Spokane Washington USA
5. Department of Neurology; University of Washington; Seattle Washington USA
6. Genome Sciences, University of Washington; Seattle Washington USA