Skip to main page content
U.S. flag

An official website of the United States government

Dot gov

The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before sharing sensitive information, make sure you’re on a federal government site.

Https

The site is secure.
The https:// ensures that you are connecting to the official website and that any information you provide is encrypted and transmitted securely.

Access keys NCBI Homepage MyNCBI Homepage Main Content Main Navigation

Search Page

Filters

My Custom Filters

Publication date

Text availability

Article attribute

Article type

Additional filters

Article Language

Species

Sex

Age

Other

Search Results

56 results

Filters applied: . Clear all
Results are displayed in a computed author sort order. The Publication Date timeline is not available.
Page 1
Fetal heart rate in early pregnancy and chromosomal disorders.
Van Lith JM, Visser GH, Mantingh A, Beekhuis JR. Van Lith JM, et al. Among authors: mantingh a. Br J Obstet Gynaecol. 1992 Sep;99(9):741-4. doi: 10.1111/j.1471-0528.1992.tb13876.x. Br J Obstet Gynaecol. 1992. PMID: 1420014
First trimester CA 125 and Down's syndrome.
van Lith JM, Mantingh A, Beekhuis JR, de Bruijn HW, Breed AS. van Lith JM, et al. Among authors: mantingh a. Br J Obstet Gynaecol. 1991 May;98(5):493-4. doi: 10.1111/j.1471-0528.1991.tb10351.x. Br J Obstet Gynaecol. 1991. PMID: 1829379 No abstract available.
Maternal serum screening for fetal Down syndrome in IVF pregnancies.
Ribbert LS, Kornman LH, De Wolf BT, Simons AH, Jansen CA, Beekhuis JR, Mantingh A. Ribbert LS, et al. Among authors: mantingh a. Prenat Diagn. 1996 Jan;16(1):35-8. doi: 10.1002/(SICI)1097-0223(199601)16:1<35::AID-PD805>3.0.CO;2-9. Prenat Diagn. 1996. PMID: 8821850
56 results