http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Precancerous lesions of the gastrointestinal tract
International Symposium on Precancerous Lesions of the Gastrointestinal Tract (1981 : Bologna, Italy)
xiii, 330 pages : illustrations ; 27 cm.
"International Symposium on Precancerous Lesions of the Gastrointestinal Tract in October 1981 ... Bologna, Italy"--Acknowledgments.