a University of Cincinnati (Buell, Hanaway, Potter, Woodle), USA
b Northwestern University (Koffron, Leventhal),USA
c Duke University (Kuo), USA
d University of Maryland (Cho), USA
e University of North Carolina (Johnson), USA
f New York University (Edye), USA
*Correspondence address: Joseph F Buell, MD, Division of Transplantation, Department of Surgery, University of Cincinnati College of Medicine, 231 Albert Sabin Way, Cincinnati, OH 45267-0558 USA
Received October 10, 2001; revised January 2, 2002; accepted March 14, 2002.
1No competing interests declared.