[1] Stanford Univ, Dept Radiol, Palo Alto, CA 94305 USA
[2] Childrens Hosp Philadelphia, Dept Mol Imaging, Philadelphia, PA 19104 USA
[3] Stanford Univ, Dept Comparat Med, Palo Alto, CA 94305 USA
[4] Univ Calif San Francisco, Dept Radiol & Biomed Imaging, San Francisco, CA 94143 USA
[5] Stanford Univ, Dept Biophys, Palo Alto, CA 94305 USA
[6] Univ Calif San Francisco, Dept Radiol, San Francisco, CA 94143 USA
[7] Karolinska Inst, Dept Clin Neurosci, Stockholm, Sweden
[8] Univ Kentucky, Dept Biomed Engn, Lexington, KY 40506 USA
[9] Georgia Inst Technol, Dept Biomed Engn, Atlanta, GA 30332 USA
[10] Beth Israel Deaconess Med Ctr, Dept Med, Boston, MA 02215 USA
[11] Wroclaw Univ Environm & Life Sci, Dept Expt Biol, Wroclaw, Poland
[12] Stanford Univ, Dept Radiat Oncol, Palo Alto, CA 94305 USA
[13] Harvard Med Sch, Massachusetts Gen Hosp, Dept Radiol, Athinoula A Martinos Ctr Biomed Imaging, Charlestown, MA 02129 USA
[14] Stanford Univ, Dept Neurol & Neurol Sci, Palo Alto, CA 94305 USA
[15] Stanford Univ, Dept Pediat, Stanford, CA 94305 USA