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Original Investigation |  FREE
Reena Mehra, MD, MS; Katie L. Stone, PhD; Paul D. Varosy, MD; et al.
Arch Intern Med. 2009;169(12):1147-1155. doi:10.1001/archinternmed.2009.138.

Clinical Observation | 
Michael Benatar, MBChB, DPhil; Jonathan Edlow, MD
Arch Intern Med. 2004;164(21):2383-2385. doi:10.1001/archinte.164.21.2383.

Editor's Correspondence | 
Fernando J. Ruiz-Laiglesia, MD; Juan I. Pérez-Calvo, MD; Carmen B. Torrubia-Pérez, MD; et al.
Arch Intern Med. 1998;158(18):2066-2067. doi:.

Editor's Correspondence | 
Angel Sánchez Rodríguez, MD; José Angel Martín Oterino, PhD; Victor Arturo Chimpen Ruíz, MD
Arch Intern Med. 1998;158(14):1577-1578. doi:.

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