[1] Univ Kiel, Univ Hosp Schleswig Holstein, Dept Internal Med I, Kiel, Germany
[2] Med Univ Vienna, Dept Internal Med III, Vienna, Austria
[3] Theravance Biopharma Inc, Res & Dev, San Francisco, CA USA
[4] Theravance Biopharma Ireland Ltd, Res & Dev, Dublin, Ireland
[5] Childrens Mem Hlth Inst, Dept Gastroenterol, Warsaw, Poland
[6] Krakow Med Ctr, Krakow, Poland
[7] Theravance Biopharma Ireland Ltd, Clin Dev, Dublin, Ireland
[8] Univ Lorraine, Nancy Univ Hosp, Dept Gastroenterol, Vandoeuvre Les Nancy, France