1. Aortic valve replacement in the third trimester of pregnancy;Eilen;Obstet Gynecol,1981
2. Caesarean section while on cardiac bypass: report of a case;Martin;Obstet Gynecol,1981
3. Toco cardiography in pregnancy during extracorporeal bypass for mitral valve replacement;Bahery;Isr J Med Sci,1980
4. Fetal monitoring during maternal cardiac surgery with cardiopulmonary bypass;Koh;Can Med Assoc J,1975
5. Fetal heart monitoring during open heart surgery;Lamp;Br J Obstet Gynaecol,1981