This article is only available in the PDF format. Download the PDF to view the article, as well as its associated figures and tables.
Malani P. Leona Baumgartner, MD, PhD. JAMA. 1991;266(11):1504. doi:10.1001/jama.1991.03470110050014
Customize your JAMA Network experience by selecting one or more topics from the list below.