National Institutes of Health
http://www.nih.gov
NIHInfo@OD.NIH.GOV (e-mail)
(301) 496-4000

National Institute on Aging
http://www.nih.gov/nia
Information Center
P.O. Box 8057
Gaithersburg, Maryland 20898-8057
(800) 222-2225
(800) 222-4225 (TTY)

National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
http://www.niddk.nih.gov
Building 31
Room 9A04 Center Drive, MSC 2560
Bethesda, MD 20892-2560