Ru Kun, Kalra Aarti, Ucci Angelo
Department of Pathology Box 802, New England Medical Center, Tufts University School of Medicine, Boston, Massachusetts 02111, USA.
Dig Dis Sci. 2007 May;52(5):1229-32. doi: 10.1007/s10620-006-9376-x. Epub 2007 Mar 24.