My patron is in desperate need of this article. Can anyone help? 43(3) 192-8 June 2003 Thanks for checking Clare Pirie Health Sciences Library William Osler Health Centre Brampton Memorial Hospital Campus 20 Lynch Street Brampton, Ontario L6W 2Z8 905-796-4015(phone) 905-796-4050(fax) [log in to unmask] This e-mail and any attachments may contain confidential and privileged information. If you are not the intended recipient, please notify the sender immediately by return e-mail, delete this e-mail and destroy any copies. Any dissemination or use of this information by a person other than the intended recipient is unauthorized and may be illegal.