Laboratory	Test Method	Prenatal	Carrier *
CeGaT GmbH - Tuebingen, Germany	• Sequence analysis of the entire coding region
Klinikum Stuttgart, Institute of Clinical Genetics - Stuttgart, Germany	• Sequence analysis of the entire coding region
Massachusetts General Hospital, Neurogenetics DNA Diagnostic Laboratory - Boston, MA, USA	• Sequence analysis of the entire coding region
Radboud University Nijmegen Medical Centre, Genome Diagnostics Nijmegen - Nijmegen, Netherlands	• Sequence analysis of the entire coding region

^* Carrier column is relevant to autosomal recessive and X-linked inheritance; column will be blank when it is not relevant (e.g. autosomal dominant inheritance, microdeletions/duplications) and/or is not offered by the lab.