1. Colonic peptidergic mucosal innervation in constipation predominant irritable bowel syndrome (IBS);Singaram;Gastroenterology,1994
2. Identification of sub-groups of functional gastrointestinal disorders;Drossman;Gastroenterology International,1990
3. Functional bowel disease and functional abdominal pain;Thompson;Gastroenterology International,1992
4. Origin of chronic right upper quadrant pain;Kingham;Gut,1985
5. Pathophysiology of the irritable bowel syndrome;Christensen;Lancet,1992