1. Constipation;Almy,1973
2. Experimental studies on the irritable colon;Almy;Amer. J. Med.,1951
3. Refined Carbohydrate and Disease. Some Implications of Dietary Fibre;Burkitt,1975
4. Variation of bowel habit in two population samples;Connell;Brit. Med. J.,1965
5. Laxative abuse;Cummings;Gut,1974