Denys, D.; van Megen, H.; Westenberg, H.
Department of Psychiatry, University Medical Center, Utrecht, The Netherlands
Correspondence to Damiaan Denys, University Medical Center, HP B.01.206, PO Box 85500, 3508 GA Utrecht, The Netherlands
Tel: +31 30 250 7472; fax: +31 30 212 9205; e-mail: [email protected]
Received 30 January 2002 accepted 8 March 2002