http://lemondedecamille.free.fr/
In United States, an association is devoted only for people concerned by 22q13 anomaly. Kathy Phelan, the american researcher working on this disease is part of it.
In Canada, Chromosome 22 Central association is for all people concerned by chromosome 22 abnormalities.
In England, UNIQUE is an association gathers people concerned by any chromosomal anomalies.
Many informations.
http://www.rarechromo.org/html/home.asp