title: Genetic counseling dilemmas: Down syndrome, paternal age, and recurrence risk after remarriage.
mesh_terms: D004314:Down Syndrome / Q000235:genetics*; D005260:Female; D005817:Genetic Counseling; D006801:Humans; D008297:Male; D008423:Maternal Age; D010331:Paternal Age; D012306:Risk; D013223:Statistics as Topic