[1] Childrens Hosp Kings Daughters, Eastern Virginia Med Sch, Div Pediat Neurol, Norfolk, VA USA
[2] Palm Beach Headache Ctr, W Palm Beach, FL USA
[3] Michigan Head Pain & Neurol Inst, Ann Arbor, MI USA
[4] Johnson & Johnson Pharmaceut Res & Dev LLC, CNS Pain & Translat Med, Titusville, NJ USA
[5] Johnson & Johnson Pharmaceut Res & Dev LLC, Clin Biostat, Titusville, NJ USA
[6] Johnson & Johnson Pharmaceut Res & Dev LLC, CNS Pain & Mature Prod TA Operat, Titusville, NJ USA
[7] Johnson & Johnson Pharmaceut Res & Dev LLC, CNS Analgesia, Antwerp, Belgium