[Skip to Content]
[Skip to Content Landing]
April 4, 1990

From the National Institutes of Health

JAMA. 1990;263(13):1757. doi:10.1001/jama.1990.03440130031009

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