Original citation: J. Clin. Invest. 113:651–657 (2003). doi:10.1172/JCI200421060.
Citation for this corrigendum: J. Clin. Invest. 113:1070 (2004). doi:10.1172/JCI200421060C.
We failed to mention the generous grant support of the Science in Medicine series provided by the Doris Duke Charitable Foundation. We regret the omission.