[1] Minnesota Epilepsy Grp, St Paul, MN 55102 USA
[2] Indiana Univ Sch Med, Indianapolis, IN 46202 USA
[3] Harris Poll, New York, NY USA
[4] Mayo Clin Arizona, Dept Neurol, Phoenix, AZ USA
[5] Le Bonheur Childrens Hosp, Memphis, TN USA
[6] Univ Tennessee, Ctr Hlth Sci, Memphis, TN 38163 USA