[Skip to Content]
[Skip to Content Landing]
January 26, 1970

Archives of Environmental Health, Chicago

JAMA. 1970;211(4):675-684. doi:10.1001/jama.1970.03170040079036

This article is only available in the PDF format. Download the PDF to view the article, as well as its associated figures and tables.

First Page Preview View Large
First page PDF preview
First page PDF preview