1. Well-being, gastrointestinal function and other reactions to food;Benton,2001
2. The effect of bran on bowel function in constipation;Graham;American Journal of Gastroenterology,1982
3. Know your fibre count;Kellogg's,1994
4. Psychiatric assessment of patients with severe constipation;Preston;Gut,1984
5. Development of a measure of symptoms in chronic fatigue syndrome: the profile of fatigue-related symptoms (PFRS);Ray;Psychology and Health,1992