First trimester screening for Down's syndrome after assisted reproductive technology: non-male factor infertility is associated with elevated free beta-human chorionic gonadotropin levels at 10–14 weeks of gestation
Ellen Anckaert, Johan Schiettecatte, Elke Sleurs, Paul Devroey, Johan SmitzVolume:
90
Year:
2008
Language:
english
DOI:
10.1016/j.fertnstert.2007.08.050
File:
PDF, 112 KB
english, 2008