Diagnosis of noncardiac chest pain in older patientsCASTELL, D. O.Geriatrics. 1985, Vol 40, Num 10, pp 61-86, issn 0016-867XArticle

Esophageal disorders in the elderlyCASTELL, D. O.Gastroenterology clinics of North America. 1990, Vol 19, Num 2, pp 235-254, issn 0889-8553, 20 p.Article

Obesity and gastro-oesophageal reflux : is there a relationship ?CASTELL, D. O.European journal of gastroenterology & hepatology. 1996, Vol 8, Num 7, pp 625-626, issn 0954-691XArticle

Omeprazole works best when used properlyCASTELL, D. O.European journal of gastroenterology & hepatology. 1996, Vol 8, Num 5, pp 413-414, issn 0954-691XArticle

Proceedings/Peptic ulcer disease recurrence: update 1986, symposium Grand Traverse Village MI, August 8-10, 1986CASTELL, D. O.Journal of clinical gastroenterology. 1987, Vol 9, issn 0192-0790, 35 p., suppl. 1Conference Proceedings

Dysphagia in the elderlyCASTELL, D. O.Journal of the American Geriatrics Society. 1986, Vol 34, Num 3, pp 248-249, issn 0002-8614Article

Approach to the patient with unexplained chest painAISENBERG, J; CASTELL, D. O.The Mount Sinai journal of medicine. 1994, Vol 61, Num 6, pp 476-483, issn 0027-2507Article

Normal and abnormal proximal esophageal acid exposure : results of ambulatory dual-probe pH monitoringDOBHAN, R; CASTELL, D. O.The American journal of gastroenterology. 1993, Vol 88, Num 1, pp 25-29, issn 0002-9270Article

Optimal dosing of omeprazole 40 mg daily : Effects on gastric and esophageal pH and serum gastrin in healthy controlsKUO, B; CASTELL, D. O.The American journal of gastroenterology. 1996, Vol 91, Num 8, pp 1532-1538, issn 0002-9270Article

The effect of nasogastric intubation on gastroesophageal reflux : a comparison of different tube sizesKUO, B; CASTELL, D. O.The American journal of gastroenterology. 1995, Vol 90, Num 10, pp 1804-1807, issn 0002-9270Article

Review article : oesophageal spasm - diagnosis and managementTUTUIAN, R; CASTELL, D. O.Alimentary pharmacology & therapeutics. 2006, Vol 23, Num 10, pp 1393-1402, issn 0269-2813, 10 p.Article

Prolonged intraesophageal pH monitoring with 16-Hr overnight recording : comparison with 24-Hr analysisDOBHAN, R; CASTELL, D. O.Digestive diseases and sciences. 1992, Vol 37, Num 6, pp 857-864, issn 0163-2116Conference Paper

Esophageal motility disorders and chest painLANGEVIN, S; CASTELL, D. O.The Medical clinics of North America. 1991, Vol 75, Num 5, pp 1045-1063, issn 0025-7125Article

Histamine H₂-receptor involvement in the regulation of gastric emptyingDUBOIS, A; CASTELL, D. O.American journal of physiology. Gastrointestinal and liver physiology. 1986, Vol 13, Num 2, pp G244-G247, issn 0193-1857Article

Esomeprazole resolves chronic heartburn in patients without erosive oesophagitisKATZ, P. O; CASTELL, D. O; LEVINE, D et al.Alimentary pharmacology & therapeutics. 2003, Vol 18, Num 9, pp 875-882, issn 0269-2813, 8 p.Article

Use of botulinum toxin as a diagnostic/therapeutic trial to help clarify an indication for definitive therapy in patients with achalasiaKATZKA, D. A; CASTELL, D. O.The American journal of gastroenterology. 1999, Vol 94, Num 3, pp 637-642, issn 0002-9270Article

Prospective randomized comparison of pneumatic dilatation technique in patients with idiopathic achalasiaGIDEON, R. M; CASTELL, D. O; YARZE, J et al.Digestive diseases and sciences. 1999, Vol 44, Num 9, pp 1853-1857, issn 0163-2116Conference Paper

Gastrointestinal disorders in the elderlySIDDIQUI, M. A; CASTELL, D. O.Comprehensive therapy. 1997, Vol 23, Num 5, pp 349-359, issn 0098-8243Article

Evidence of gender differences in esophageal pain thresholdPHUONG NGUYEN; LEE, S. D; CASTELL, D. O et al.The American journal of gastroenterology. 1995, Vol 90, Num 6, pp 901-905, issn 0002-9270Article

Hypertensive lower esophageal sphincter pressures and gastroesophageal reflux : an apparent paradox that is not unusualKATZKA, D. A; MALWINDER SIDHU; CASTELL, D. O et al.The American journal of gastroenterology. 1995, Vol 90, Num 2, pp 280-284, issn 0002-9270Article

Salivary stimulation mimics esophageal exposure to refluxed duodenal contentsDEVAULT, K. R; GEORGESON, S; CASTELL, D. O et al.The American journal of gastroenterology. 1993, Vol 88, Num 7, pp 1040-1043, issn 0002-9270Article

Chest pain of undetermined origin : overview of pathyphysiologyCASTELL, D. O.The American journal of medicine. 1992, Vol 92, Num 5A, pp 5A.2S-5A.4S, issn 0002-9343Conference Paper

Does the intraesophageal pH probe accurately detect acid reflux? Simultaneous recording with two pH probes in humansMURPHY, D. W; YEMIN YUAN; CASTELL, D. O et al.Digestive diseases and sciences. 1989, Vol 34, Num 5, pp 649-656, issn 0163-2116Article

Esophageal disease as a cause of noncardiac chest painRICHTER, J. E; CASTELL, D. O.Advances in internal medicine. 1988, Vol 33, pp 311-335, issn 0065-2822Article

Review: esophageal motility disordersKATZ, P. O; CASTELL, D. O.The American journal of the medical sciences. 1985, Vol 290, Num 2, pp 61-69, issn 0002-9629Article