1. Alvarez RR de (1955) Use of hypertensive agents in treatment of preeclamptic toxemia of pregnancy. Obstet Gynecol 6: 55–62
2. Assali NS, Kaplan S, Oighenstein S, Suyemoto R (1953) Hemodynamic effects of 1-hydrazinophthalazine (apresoline) in human pregnancy: results of intravenous administration. J Clin Invest 32: 922–930
3. Beilin LJ, Redman CWG (1977) The use of antihypertensive drugs in pregnancy. In: Lewis PJ (ed) Therapeutic problems in pregnancy. MTP Press, Lancaster, pp 1–17
4. Berkowitz RL (1980) Anti-hypertensive drugs in the pregnant patient. Obstet Gynecol Surv 35: 191–204
5. Brinkman CR, Assali NS (1976) Uteroplacental hemodynamic response to antihypertensive drugs in hypertensive pregnant sheep. In: Lindheimer MD, Katz AI, Zuspan FP (eds) Hypertension in pregnancy. Wiley&Sons, New York, pp 363–375