Sachs, B. P., Brown, D. A., Driscoll, S. G., Schulman, E., Acker, D., Ransil, B. J., & Jewett, J. F. (1988). Hemorrhage, infection, toxemia, and cardiac disease, 1954-85: Causes for their declining role in maternal mortality.

Sachs, B P., D A. Brown, S G. Driscoll, E. Schulman, D. Acker, B J. Ransil, ja J F. Jewett. Hemorrhage, Infection, Toxemia, and Cardiac Disease, 1954-85: Causes for Their Declining Role in Maternal Mortality. 1988.

Sachs, B P., et al. Hemorrhage, Infection, Toxemia, and Cardiac Disease, 1954-85: Causes for Their Declining Role in Maternal Mortality. 1988.