Department of Clinical Sciences;
Lund University;
Skone University Hospital;
Malmo;
Sweden;
Department of Gastroenterology and Hepatology;
Skone University Hospital;
Malmo;
Sweden;
Department of Gastroenterology and Hepatology;
Sk?ne University Hospital;
Malmo;
Sweden;
Department of Clinical Sciences;
Lund University;
Skone University Hospital;
Malmo;
Sweden;