Author:Gail Hendrickson, RN, BS
Date Written:
Editor:Smith, Elizabeth, BA
Edit Date:06/12/00
Reviewer:Vincent J. Toups, MD
Date Reviewed:05/07/01
The Merck Manual of Medical Information, Home Edition, 1997
Professional Guide to Disease, Sixth Edition, 1998
Hales, Robert, Textbook of Psychiatry, 2nd edition. 1994