![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 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](https://d3i71xaburhd42.cloudfront.net/a7d5b36f3aa2d8e0d07c528c8bc0752605231cbf/7-Table2-1.png)
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
![Table 2 from First-trimester Down's syndrome screening by fetal nuchal translucency measurement in Taiwan. | Semantic Scholar Table 2 from First-trimester Down's syndrome screening by fetal nuchal translucency measurement in Taiwan. | Semantic Scholar](https://d3i71xaburhd42.cloudfront.net/08434c5560a9d9603b0fa83732f704b5afea75f5/3-Table2-1.png)
Table 2 from First-trimester Down's syndrome screening by fetal nuchal translucency measurement in Taiwan. | Semantic Scholar
![SciELO - Brasil - Comparative studies of two dimensional and three dimensional ultrasonic nuchal translucency in trisomy assessments Comparative studies of two dimensional and three dimensional ultrasonic nuchal translucency in trisomy assessments SciELO - Brasil - Comparative studies of two dimensional and three dimensional ultrasonic nuchal translucency in trisomy assessments Comparative studies of two dimensional and three dimensional ultrasonic nuchal translucency in trisomy assessments](https://minio.scielo.br/documentstore/1678-2690/HTxHXC43s4gywFYQKKZvNYh/557b3acb9a07e7249a915fcdb91bda464a28dee5.jpg)
SciELO - Brasil - Comparative studies of two dimensional and three dimensional ultrasonic nuchal translucency in trisomy assessments Comparative studies of two dimensional and three dimensional ultrasonic nuchal translucency in trisomy assessments
![Table 1 from Nuchal translucency in normal fetus and its variation with increasing crown rump length (CRL) and gestational age. | Semantic Scholar Table 1 from Nuchal translucency in normal fetus and its variation with increasing crown rump length (CRL) and gestational age. | Semantic Scholar](https://d3i71xaburhd42.cloudfront.net/6bba0ba6d67bfd8d1f323dad5f74ca03fbdfcbde/3-Table1-1.png)