This article is only available in the PDF format. Download the PDF to view the article, as well as its associated figures and tables.
Abstracts from Current Literature. Am J Dis Child. 1931;41(1):163–209. doi:10.1001/archpedi.1931.01940070170022
Pediatrics in JAMA: Read the Latest
Customize your JAMA Network experience by selecting one or more topics from the list below.