1 Department of Psychiatry, Harvard Medical School, Massachusetts General Hospital-East, CNY-9, 149 13th Street, Charlestown, MA 02129, USA
2 NMR Center, MGH-East, CNY-9, Charlestown, MA 02129, USA
3 Department of Psychiatry, Brigham and Women's Hospital, USA
4 Department of Medicine, Beth Israel Deaconess Medical Center, Harvard Medical School, USA
5 Mind/Body Medical Institute, Boston, MA 02115, USA
6 Corresponding Author and Address: Sara W. Lazar, Department of Psychiatry, Harvard Medical School, Massachusetts General Hospital-East, CNY-9, 149 13th Street, Charlestown, MA 02129, USA
Acknowledgements: Supported by the Mind-Body Medical Institute, Clinical Research Training Grant (5T32MH016259), NIDA 00275, NIMH 01611, NARSAD, The Forrest C. Lattner Foundation, Inc. The authors also wish to thank Terry Campell, Bruce Rosen, Julie Bates, Ary Goldberger, Joe Meitus, Jeff Hausdorf and our intrepid subjects.
Received 15 February 2000; accepted 5 March 2000