Anselm I A, Sweadner K J, Gollamudi S, Ozelius L J, Darras B T
Department of Neurology, Fegan 11, Children's Hospital Boston, Harvard Medical School, 300 Longwood Avenue, Boston, MA 02115, USA.
Neurology. 2009 Aug 4;73(5):400-1. doi: 10.1212/WNL.0b013e3181b04acd.