2014
http://www.ncbi.nlm.nih.gov/pubmed/25139379
Annese V, Vecchi M; Italian Group for the Study of IBD (IG-IBD). Dig Liver Dis. 2014 Nov;46(11):963-8. doi: 10.1016/j.dld.2014.07.019. Epub 2014 Aug 17.