AFIP
United States and Canadian Academy of Pathology
College of American Pathologists
National Library of Medicine
National Istitutes of Health ( NIH ) Bethesda
PubMed
Course of Pathology-Univ.Wisconsin
Diagnostic Liver Pathology
Digestive System Diseases
Organ System Pathology Images.
Tulane G.I & Liver Tutorial
Gross G.I and Liver Pathology
Pathology of the LIver
The Liver
The New England J.of Medicine
Liver and Biliary disease
Atlas of Liver Pathology
Liver Rejection Activity Index (RAI)