FilesNo attached file found for this publication.DetailsAuthorsKoulischer, L.AuthorGillerot, Y.AuthorAffiliationsUCLouvainShow moreCitations APA Chicago FWB Koulischer, L., & Gillerot, Y. (1981). Trisomy-21 Maternal Age - New Trends in Wallonia (south Belgium). Heredity, 47(AUG), 148. (Original work published 1981)