Wiezer M J, Franssen H, Rinkel G J, Wokke J H
Department of Neurology, Rudolf Magnus Research School in the Neurosciences, Utrecht, The Netherlands.
Muscle Nerve. 1996 Apr;19(4):522-4. doi: 10.1002/(SICI)1097-4598(199604)19:4<522::AID-MUS13>3.0.CO;2-R.