[1] Univ Glasgow, Glasgow, Lanark, Scotland
[2] Univ Edinburgh, Edinburgh, Midlothian, Scotland
[3] Univ Texas Austin, Austin, TX USA
[4] Univ Alabama Birmingham, Birmingham, AL USA
[5] Univ Calgary, Calgary, AB, Canada
[6] Natl Epilepsy Ctr, Karachi, Pakistan
[7] Ruhr Univ Bochum, Bochum, Germany
[8] Pediat Hosp 1, Kiev, Ukraine
[9] Univ Queensland, Brisbane, Qld, Australia