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Article
September 22, 1989

Specialty Abstracts

JAMA. 1989;262(12):1615-1626. doi:10.1001/jama.1989.03430120065014

Edited by Jody W. Zylke, MD, Contributing Editor.

Specialty Abstracts are selected on the basis of interest to our readers. Publication herein does not suggest an endorsement of content or a validation of conclusions.

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