M P J Garssen, R van Koningsveld, P A van Doorn. Treatment of Guillain-Barré syndrome with mycophenolate mofetil: a pilot study. J Neurol Neurosurg Psychiatry 2007;78:1012–3. The authorship of this paper was incorrectly assigned to just three authors. The paper was actually authored by the entire Dutch GBS study group: MPJ Garssen, R van Koningsveld and PA van Doorn (writing group), ISJ Merkies, M Scheltens-de Boer, Erasmus Medisch Centrum, Rotterdam; JA van Leusden, Medisch Centrum Alkmaar, Alkmaar; IN van Schaik, Academisch Medisch Centrum, Amsterdam; WHJP Linssen, Sint Lucas Andreas Ziekenhuis, Amsterdam; F Visscher and AM Boon, Stichting Oosterscheldeziekenhuizen, Goes; CG Faber, Academisch Ziekenhuis Maastricht, Maastricht; J Meulstee and MJJ Prick, Nijmeegs Interkonfessioneel Ziekenhuis Canisius-Wilhelmina, Nijmegen; LH van den Berg and H Franssen, Universitair Medisch Centrum Utrecht, Utrecht; JAP Hiel, Sint Joseph Ziekenhuis, Veldhoven, The Netherlands; PYK van den Bergh and CJM Sindic, Clinique Universitaire St. Luc, Brussels, Belgium.

The address for correspondence is: PA van Doorn, Erasmus MC, Department of Neurology, Room BA450, PO Box 1738, 3000 DR Rotterdam, The Netherlands.