Briggs GG et al: Drugs in Pregnancy and Lactation, 3d ed. Baltimore, Williams &Wilkins, 1990

Burrow GN, Ferris TF: Medical Complications During Pregnancy, 4th ed. Philadelphia, Saunders, 1994

CLASP (Collaborative Low-Dose Aspirin Study in Pregnancy) Collaborative Group: CLASP: A randomised trial of low-dose aspirin for the prevention and treatment of pre-eclampsia among 9364 pregnant women. Lancet 343:619, 1994

Connor EM et al: Reduction of maternal-infant transmission of HIV type 1 with zidovudine treatment. N Engl J Med 331:1173, 1994

Lucas MJ et al: A comparison of magnesium sulfate with phenytoin for the prevention of eclampsia. N Engl J Med 333:201, 1995

Mandel SJ et al: Increased need for thyroxine during pregnancy in women with primary hypothyroidism. N Engl J Med 323:91, 1990


  • :