This article is only available in the PDF format. Download the PDF to view the article, as well as its associated figures and tables.
OBSTETRICS AND GYNÆCOLOGY. JAMA. 1883;I(21):621–622. doi:10.1001/jama.1883.02390210018002c
Coronavirus Resource Center
Customize your JAMA Network experience by selecting one or more topics from the list below.