1. Dharmarajan TS, Pitchumoni CS, Kokkat, AJ: The aging gut. Pract Gastroenterol 2001 Jan; 25:15–27.
2. Dryden GW, McClave SA: Gastrointestinal senescence and digestive diseases of the elderly, in Bales CW and Ritchie CS (eds): Handbook of Clinical Nutrition and Aging. Humana Press, 2004, 569–81.
3. Tack J, Vantrappen G: The aging oesophagus. Gut 1997 Oct; 41(4):422–4.
4. Ergun GA, Miskovitz PF: Aging and the esophagus: common pathologic conditions and their effect upon swallowing in the geriatric population. Dysphagia. 1992;7(2):58–63.
5. Jayadevan R, Pitchumoni CS, Dharmarajan TS: Dysphagia in the elderly. Geriatric Gastroenterology, Series #4, Practical Gastroenterology 2001, 75–88.