This article is only available in the PDF format. Download the PDF to view the article, as well as its associated figures and tables.
In this issue the headings at the tops of some of the pages of the article by Bargen et al. and of that by Wolferth and Margolies have been accidentally transposed.
CORRECTION. Arch Intern Med (Chic). 1930;46(6):NP–NP. doi:10.1001/archinte.1930.00140180140014