NORD - Cornelia de Lange Syndrome
- Offers the synonyms, a general discussion and further resources.
- http://www.rarediseases.org/search/rdbdetail_abstract.html?disname=Cornelia%20de%20Lange%20Syndrome

The CaF Directory
- A description of Cornelia de Lange syndrome, its inheritance patterns and pre-natal diagnosis.
- http://www.cafamily.org.uk/Direct/c72.html