Refinement of the MHC risk map in a scandinavian primary sclerosing cholangitis population. oleh Sigrid Næss, Benedicte A Lie, Espen Melum, Marita Olsson, Johannes R Hov, Peter J P Croucher, Jochen Hampe, Erik Thorsby, Annika Bergquist, James A Traherne, Erik Schrumpf, Kirsten Muri Boberg, Stefan Schreiber, Andre Franke, Tom H Karlsen