Affiliation: | (1) Department of Pediatrics, Rijksuniversiteit, Gent, Belgium;(2) Department of Pathology, Rijksuniversiteit, Gent, Belgium;(3) Registry of Cardiovascular Disease, United Hospital, Suite 200, 255 N. Smith Avenue, St. Paul, MN, USA;(4) Department of Obstetrics, Bijloke Hospital, Gent, Belgium |