- Crigler-Najjar Association of America - Support site for parents and patients with Crigler-Najjar Syndrome Type 1 and Type 2. For physicians and researchers learn about essential treatment to avoid brain damage due to excessive bilirubin concentrations.
- Crigler-Najjar Disease - Bi-lingual site with information and links on this disease.
- NORD: Crigler Najjar Syndrome Type I - General information and further resources.