Affiliations: Department of Pediatrics, Section of Neurology, University of Chicago, Chicago, IL, USA
Note: [] Address for correspondence: Carol Macmillan, Department of Pediatrics, University of Chicago, 5841 South Maryland MC 3055, Chicago, IL 60637-1470, USA. Tel.: +1 773 702 6487; Fax: +1 773 702 4786; E-mail: cmacmill@peds.bsd.uchicago.edu.