| review article | Q7318358 |
| scholarly article | Q13442814 |
| P356 | DOI | 10.1002/PD.2531 |
| P698 | PubMed publication ID | 20572106 |
| P50 | author | Beryl R Benacerraf | Q89950977 |
| P2860 | cites work | Trisomy 13 syndrome: prenatal US findings in a review of 33 cases | Q40653424 |
| Can sonographers reliably identify anatomic features associated with Down syndrome in fetuses? | Q43667863 | ||
| Second-trimester echogenic bowel and chromosomal abnormalities | Q46147167 | ||
| Fetuses with Down syndrome have disproportionately shortened frontal lobe dimensions on ultrasonographic examination | Q48425104 | ||
| Screening for Down syndrome using first-trimester combined screening followed by second-trimester ultrasound examination in an unselected population | Q58416056 | ||
| P433 | issue | 7 | |
| P921 | main subject | Down syndrome | Q47715 |
| P304 | page(s) | 644-652 | |
| P577 | publication date | 2010-07-01 | |
| P1433 | published in | Prenatal Diagnosis | Q15760059 |
| P1476 | title | The history of the second-trimester sonographic markers for detecting fetal Down syndrome, and their current role in obstetric practice | |
| P478 | volume | 30 |
| Q53041591 | Association of achondroplasia with Down syndrome: difficulty in prenatal diagnosis by sonographic and 3-D helical computed tomographic analyses. |
| Q56766367 | Consensus Report on the Detailed Fetal Anatomic Ultrasound Examination |
| Q56766372 | Consensus Report on the Detailed Fetal Anatomic Ultrasound Examination |
| Q37991200 | Imaging clues in the prenatal diagnosis of syndromes and aneuploidy |
| Q38204913 | Imaging findings in Down syndrome |
| Q35008564 | Nasal bone length: prenasal thickness ratio: a strong 2D ultrasound marker for Down syndrome |
| Q36848484 | Noninvasive screening tools for Down syndrome: a review |
| Q37105243 | Prevalence of defined ultrasound findings of unknown significance at the second trimester fetal anomaly scan and their association with adverse pregnancy outcomes: the Welsh study of mothers and babies population-based cohort |
| Q51376807 | Role of fetal echocardiography in stepwise sequential screening for chromosomal disorders (combined test associated with modified genetic sonography). |
| Q35030149 | Sonographic markers for early diagnosis of fetal malformations. |
| Q38184515 | The anatomy of nuchal translucency at 10-14 weeks gestation in fetuses with trisomy 21: An incredible medical mystery |
| Q38016971 | The evolution of prenatal screening and diagnosis and its impact on an unselected population over an 18-year period |
| Q38917458 | The recurrence of sonographic 'soft markers': ominous sign or 'just' genetics? |
| Q50732804 | Ultrasonographic fetal soft markers in a low-risk population: prevalence, association with trisomies and invasive tests. |
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