1. Yong Loo Lin School of Medicine, National University of Singapore
2. Genetics Service, Department of Paediatrics, KK Women’s and Children’s Hospital
3. Kinder Clinic
4. Wendy Liew Paediatric Clinic and Child Neurology Centre
5. Barrie Tan ENT Head & Neck Surgery
6. Singapore National Eye Centre
7. Dr Leo Adult and Paediatric Eye Specialist Pte Ltd, Singapore, Singapore