1. Obstetric Medicine;Adair,1934
2. Influence of Medical Diseases on Obstetric and Fetal Mortality;Allen;Amer. Jour. Obst. and Gynec,1936
3. More Rational Methods in the Prevention and Control of Eclampsia;Arnold;New Eng. Jour. Med,1936
4. Year Book of Obstetrics and Gynecology;DeLee,1936
5. Maternal Mortality and Morbidity;Kerr,1933