2nd Trimester softmarkers and risk calculation for Trisomy 21 | Paras
Maternal Age-Specific Rates for Trisomy 21 and Common Autosomal Trisomies in Fetuses from a Single Diagnostic Center in Thailand | PLOS ONE
False-positive rates for trisomy 21 according to maternal and pregnancy... | Download Table
How do you calculate the risks of having a child with Trisomy 21? | The Tech Interactive
PDF] First-trimester risk calculation for trisomy 13, 18, and 21: comparison of the screening efficiency between 2 locally developed programs and commercial software. | Semantic Scholar
The assessment of combined first trimester screening in women of advanced maternal age in an Asian cohort. - Abstract - Europe PMC
2nd Trimester softmarkers and risk calculation for Trisomy 21 | Paras