【正】GENERAL INFORMATION World Journal of Hepatology(World J Hepatol,WJH,online ISSN 1948-5182,DOI:10.4254),is a monthly,open-access(OA), peer-reviewed online journal supported by an editorial board of 575 experts in hepatology from 45 countries. The biggest advantage of the OA model is that it provides free,full-text articles in PDF and other formats for experts and