Efficacy of rituximab in difficult-to-manage autoimmune hepatitis: Results from the International Autoimmune Hepatitis Group oleh Nwe Ni Than, James Hodson, Daniel Schmidt-Martin, Richard Taubert, Rebecca E. Wawman, Meemee Botter, Nishant Gautam, Kilian Bock, Rebecca Jones, Gautham D Appanna, Andrew Godkin, Aldo J. Montano-Loza, Frank Lammert, Christoph Schramm, Michael P. Manns, Mark Swain, Kelly W. Burak, David H. Adams, Gideon M Hirschfield, Ye Htun Oo