MoM level of PAPP-A as effect of trisomy 21 | Download Scientific Diagram
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 observed and truncated risk for a 30-year-old woman according to... | Download Table
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 Fetal Medicine Foundation The First Trimester Screening Program Risk calculation
Prenasal thickness (PT), nasal bone length (NBL) and PT : NBL ratio... | Download Table