Persistence of gastrointestinal symptoms in irritable bowel syndrome and ulcerative colitis: study protocol for a three-arm randomised controlled trial (SOMA.GUT-RCT).
Bernd LöweYvonne NestoriucViola AndresenEik VettorazziAntonia ZapfSina HübenerKerstin MaehderLuisa PetersAnsgar W LohsePublished in: BMJ open (2022)
ISRCTN30800023.