Laboratory	Test Method	Prenatal	Carrier *
Boston Children's Hospital, Genetics Diagnostic Laboratory - Waltham, MA, USA	• Sequence analysis of the entire coding region
Royal Devon and Exeter Hospital, Department of Molecular Genetics - Exeter, Great Britain	• 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.