[1] Inst Cognit Sci Studies, Dept Cognit Neurosci, Tehran, Iran
[2] Amer Pain Soc, Chicago, IL USA
[3] Brigham & Womens Hosp, Dept Anesthesiol Perioperat & Pain Med, Psychol, Pain Management Ctr, Boston, MA USA
[4] Harvard Univ, Fac Med, Dept Dev Biol, Boston, MA USA
[5] Univ Belgrade, Inst Pharmacol Clin Pharmacol & Toxicol, Fac Med, Dr Subot 1, Belgrade 11000, Serbia
[6] Univ Helsinki, Neurosci Ctr, In Vivo Microscopy Unit, POB 56, FIN-00014 Helsinki, Finland
[7] Univ East London, Dept Psychol, Cognit Neurosci, London, England