[1] Univ Florida, Coll Med, Dept Neurosci, Gainesville, FL 32610 USA
[2] Univ Florida, Coll Med, McNight Brain Inst, Gainesville, FL 32610 USA
[3] Univ Sydney, Royal N Shore Hosp, Pain Management & Res Ctr, St Leonards, NSW 2065, Australia
[4] Univ Miami, Miami Project, Miami, FL 33136 USA
[5] Univ Miami, Dept Neurol Surg, Miami, FL 33136 USA
[6] Univ Miami, Dept Anat & Cell Biol, Miami, FL 33136 USA