Affiliation: | 1. DakoCytomation A/S, Produktionsvej 42, DK-2600 Glostrup, Copenhagen, Denmark;2. Research Unit for Prenatal Diagnosis, Juliane Marie Center, Section 4074 (JP), Section 40502 (BC), H:S Rigshospitalet, University of Copenhagen, Blegdamsvej 9, DK-2100 Copenhagen, Denmark |