Article
Serum triple-marker screening in in vitro fertilization and naturally conceived pregnancies
1 Jul 1997
Abstract excerpt
OBJECTIVE: To determine whether results of second-trimester maternal serum triple-marker screening for Down syndrome and open neural tube defects in singleton pregnancies conceived from in vitro fertilization (IVF) differ from those of pregnancies conceived spontaneously. METHODS: The screen-positive rates and triple-marker levels of patients conceiving singleton pregnancies by IVF were compared to age-adjusted...
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