1. Costs of unnecessary tests;Sandler;Br. Med. J.,1979
2. Postsurgical syndromes;Clin. Gastroenterol.,1979
3. Intestinal gas and gaseousness;Hightower;Clin. Gastroenterol.,1977
4. Management of Constipation,1972
5. Surreptitious laxative abuse;Morris;Gastroenterology,1979