An Obscure Harbinger
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Aimee K. Zaas, MD, Section Editor
Funding: None.
Conflict of Interest: None.
Authorship: All authors have had access to the data and have reviewed this manuscript.
PII: S0002-9343(09)00111-9
doi:10.1016/j.amjmed.2009.02.003
© 2009 Elsevier Inc. All rights reserved.

