1. Nonstress test and maternal position;Abitbol;Obstetrics and Gynecology,1986
2. Pathophysiology of gestation (Vol 1);Assali,1972
3. The reproducibility of intrapartum cardiotocogram assessments;Beaulieu;Canadian Medical Association Journal,1982
4. Aortocaval compression by the uterus in late human pregnancy;Bieniariz;II. An arteriographic study. American Journal of Obstetrics and Gynecology,1968
5. The nonstress test: How long is enough?;Brown;American Journal of Obstetrics and Gynecology,1981