                          PUBLIC DOMAIN NOTICE

                      National Institute on Aging

With the exception of certain third-party files summarized below, this
software is a "United States Government Work" under the terms of the United
States Copyright Act. It was written as part of the authors' official duties
as United States Government employees and thus cannot be copyrighted.  This
software is freely available to the public for use. The National Institute on
Aging and the U.S. Government have not placed any restriction on its use or
reproduction.

Although all reasonable efforts have been taken to ensure the accuracy and
reliability of the software and data, the NIA and the U.S. Government do not
and cannot warrant the performance or results that may be obtained by using
this software or data. The NIA and the U.S. Government disclaim all
warranties, express or implied, including warranties of performance,
merchantability or fitness for any particular purpose.

Please cite the authors in any work or product based on this material.
