Author:Eva Martin, MD
Date Written:
Editor:Smith, Mary Ellen, BS
Edit Date:07/19/00
Reviewer:Gail Hendrickson, RN, BS
Date Reviewed:04/09/01
The Merck Manual of Medical Information, Home edition, 1997
Professional Guide to Diseases, Sixth Edition. Springhouse: Springhouse Corporation, 1998
Tierney, Lawrence, editor, "Current Medical Diagnosis and Treatment, 39th edition", 2000