摘要
GENERAL INFORMATION World Journal of Gastroenterology (World J Gastroenterol, WJG, print ISSN 1007-9327, online ISSN 2219-2840, DOI: 10.3748)
ISSN and EISSN ISSN 1007-9327 （print） ISSN 2219-2840 （online） Editor-in-chief Ferruccio Bonino, MD, Phi）, Professor of Gastroenterology, Director of Liver and Digestive Disease Division, Department of Interrml Medicine, University of Pisa, Director of General Medicine 2 Unit University Hospital of Pisa, Via Roma 67, 56124 Pisa, Italy
