Does unexplained second‐trimester (15 to 20 weeks' gestation) maternal serum α‐fetoprotein elevation presage adverse perinatal outcome? Pitfalls and preliminary studies with late second‐ and third‐trimester maternal serum α‐fetoprotein
Article
Simpson, JL, Elias, S, Morgan, CD et al. (1992). Does unexplained second‐trimester (15 to 20 weeks' gestation) maternal serum α‐fetoprotein elevation presage adverse perinatal outcome? Pitfalls and preliminary studies with late second‐ and third‐trimester maternal serum α‐fetoprotein
. International Journal of Gynecology and Obstetrics, 37(2), 153-154. 10.1016/0020-7292(92)90512-h
Simpson, JL, Elias, S, Morgan, CD et al. (1992). Does unexplained second‐trimester (15 to 20 weeks' gestation) maternal serum α‐fetoprotein elevation presage adverse perinatal outcome? Pitfalls and preliminary studies with late second‐ and third‐trimester maternal serum α‐fetoprotein
. International Journal of Gynecology and Obstetrics, 37(2), 153-154. 10.1016/0020-7292(92)90512-h