References
- Crandall B. F., Robinson L., Grau P. Risks associated with an elevated maternal serum alpha-fetoprotein. American Journal of Obstetrics and Gynecology 1991; 165: 581–586
- Macri J. N., Weiss R. R., Libster B., Cagan M. A. Maternal serum alpha-fetoprotein and low birth weight. Lancet 1978; 1: 660–662
- O'Learly J. L., O'Learly J. A. Rudimentary horn pregnancy. Obstetrics and Gynecology 1963; 22: 371–373
- Zelop C, Nadel A., Frigoletto F. D., Pauker S., MacMillan M., Benacerraf B. R. Placenta accreta/percreta/increta. A cause of elevated maternal serum alpha-fetoprotein. Obstetrics and Gynecology 1992; 80: 693–694