- Dr A Sonnenberg, Department of Veterans Affairs Medical Center 111F, 1501 San Pedro Drive SE, Albuquerque, New Mexico 87108, USA
- Accepted October 22, 1999
- First published April 1, 2000.
If you wish to reuse any or all of this article please use the link below which will take you to the Copyright Clearance Center’s RightsLink service. You will be able to get a quick price and instant permission to reuse the content in many different ways.