This article is only available in the PDF format. Download the PDF to view the article, as well as its associated figures and tables.
Elghammer HW. CHICAGO PEDIATRIC SOCIETY. Am J Dis Child. 1948;75(3):472–480. doi:10.1001/archpedi.1948.02030020486014
Customize your JAMA Network experience by selecting one or more topics from the list below.