http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Sleisenger & Fordtran's Gastrointestinal and liver disease
Today's best guidance on the diagnosis and treatment of digestive disorders
Edited by Mark Feldman, Lawrence S. Friedman and Lawrence J. Brandt
Gastrointestinal diseases,Liver diseases