8Bersinger NA, Groome N, Muttukrishna S. Pregnancy associated and placental proteins in the placental tissue of normal pregnant women and patients with pre-eclampsia at term[J]. Eur J Endoeirinol,2002,147:785-793.
9Bersinger NA,Groome N,Muttukrishna S.Pregnancy associated and placental proteins in the placental tissue of normal pregnant women and patients with pre-eclampsia at term[J].Eur J Endocirinol,2002,147(6):785-793
10Dugoff L,Society for Maternal-Fetal Medicine. First-and second trimester maternal serum markers for aneuploidy and adverse obstetric outcomes[J]. Obstet Gynecol, 2010, 115(5) : 1052-1061.
