Ghany Marc G, Strader Doris B, Thomas David L, Seeff Leonard B
Department of Health and Human Services, Liver Diseases Branch, National Institute of Diabetes and Digestive and Kidney Diseases, National Institutes of Health, Bethesda, MD 20892, USA.
Hepatology. 2009 Apr;49(4):1335-74. doi: 10.1002/hep.22759.