1. Department of Psychiatry, Harvard Medical School, Boston, MA 02115, USA
2. Department of Anesthesiology, Critical Care and Pain Medicine, Boston Children’s Hospital, Boston, MA 02115, USA
3. Mayo Family Pediatric Pain Rehabilitation Center, Boston Children’s Hospital, Boston, MA 02115, USA
4. Massachusetts Institute of Technology, Cambridge, MA 02139, USA
5. Tufts University School of Arts and Sciences, Medford, MA 02153, USA