1. Reprints: Davis X. Yao, MD, Department of Pathology, New York Presbyterian Hospital–Weill Medical College of Cornell University, 525 East 68th St, Starr 1028, New York, NY 10021 (dxy9001@nyp.org).
2. From the Department of Pathology, New York Presbyterian Hospital–Weill Medical College of Cornell University, New York, NY.