Communication Disorders
American Speech-Language-Hearing Association
2200 Research Boulevard
Rockville, MD 20850-3289
Telephone: 800-638-8255
www.asha.org
National Institute on Deafness and Other Communication Disorders
31 Center Drive, MSC 2320
Bethesda, MD 20892-2320
Telephone: 800-241-1044
www.nidcd.nih.gov/
