Impact of measurement of esophageal acid exposure close to the gastroesophageal junction on diagnostic accuracy and event-symptom correlation: a prospective study using wireless dual pH monitoring.
Bansal A, Wani S, Rastogi A, Rastogi K, Goyal A, Hall S, Singh V, Higbee A, Sharma P. Impact of measurement of esophageal acid exposure close to the gastroesophageal junction on diagnostic accuracy and event-symptom correlation: a prospective study using wireless dual pH monitoring. Am J Gastroenterol. 2009 Dec; 104(12):2918-25.