Submitted on: 31 July 1998.
Revised on: 15 September 1998.
Accepted on: 03 November 1998.
___________________Journal of Pediatric Epilepsy---GEORG THIEME VERLAG KG
Submitted on: 30 August 2001.
Revised on: 17 December 2001.
Accepted on: 01 January 2002.
___________________Journal of Pediatric Epilepsy---GEORG THIEME VERLAG KG
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