The following information may help to address your question:
MAGIC List is an online group sponsored by MAGIC Foundation and hosted by yahoo group. It exists to support, encourage, and advice on the issues associated with raising children on Growth Hormone Therapy.
In addition the following organizations provide information and support for people with Russell-Silver syndrome and their families.
Silver-Russell Support Group
c/o Child Growth Foundation
2 Mayfield Avenue
Phone: 020 8995 0257; 020 8994 7625
Fax: 020 8995 9075
MAGIC Foundation for Children's Growth
6645 W. North Ave.
Oak Park, IL 60302
Russell-Silver syndrome page: http://www.magicfoundation.org/www/docs/112/russel_silver_syndrome.html
Human Growth Foundation (HGF)
997 Glen Cove Avenue
Glen Head, N.Y. 11545
Web site: http://hgfound.org/
Little People's Research Fund, Inc. (LPRF)
616 Old Edmondson Avenue
Catonsville, MD 21228
Web site: http://www.lprf.org/