137: Changes in maternal mortality ratio in the us over four decades:associations with abortive pregnancy

Authors :: Justin S. Brandt
Cande V. Ananth
Kerri Keselowski
Todd Rosen
Meike Schuster
Source :: American Journal of Obstetrics and Gynecology. 222:S103
Publication Year :: 2020
Publisher :: Elsevier BV, 2020.

Subjects :: Pregnancy
medicine.medical_specialty
Standardized mortality ratio
business.industry
Obstetrics
Obstetrics and Gynecology
Medicine
business
medicine.disease

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