Correspondence: Kensuke Adachi, MD, PhD, Department of Surgery, Tokyo Metropolitan Tama Medical Center, 2-8-29 Musashidai, Fuchu, Tokyo 183-8524, Japan (email@example.com).
Accepted for Publication: November 16, 2011.
Author Contributions: Study concept and design: Adachi. Acquisition of data: Adachi. Analysis and interpretation of data: Adachi and Minami. Drafting of the manuscript: Adachi. Critical revision of the manuscript for important intellectual content: Adachi and Minami. Administrative, technical, and material support: Minami. Study supervision: Adachi and Minami.
Conflict of Interest Disclosures: None reported.
Additional Contributions: Kazuaki Enatsu, MD, PhD, provided expertise in pathologic diagnosis and interpretation.