Liver Transplantation : Official Publication of the American Association for the Study of Liver Diseases and the International Liver Transplantation Society|March 6, 2003
Cancer Epidemiology, Biomarkers & Prevention : a Publication of the American Association for Cancer Research, Cosponsored by the American Society of Preventive Oncology|September 12, 2002
Liver Transplantation : Official Publication of the American Association for the Study of Liver Diseases and the International Liver Transplantation Society|March 6, 2003
Cancer Epidemiology, Biomarkers & Prevention : a Publication of the American Association for Cancer Research, Cosponsored by the American Society of Preventive Oncology|September 12, 2002