This article is only available in the PDF format. Download the PDF to view the article, as well as its associated figures and tables.
Fay T. PHILADELPHIA NEUROLOGICAL SOCIETY. Arch NeurPsych. 1940;43(5):1038–1044. doi:10.1001/archneurpsyc.1940.02280050182014
Customize your JAMA Network experience by selecting one or more topics from the list below.