(en) Joel E. Richter, Edward G. Hewson, Jane W. Sinclair, Christine B. Dalton, «Acid perfusion test and 24-hour esophageal pH monitoring with symptom index», Digestive Diseases and Sciences, Kluwer Academic Publishers-Plenum Publishers, vol.36, no5, , p.565-571. (ISSN0163-2116 et 1573-2568, DOI10.1007/BF01297020, résumé)
(en) Joel E. Richter, Edward G. Hewson, Jane W. Sinclair, Christine B. Dalton, «Acid perfusion test and 24-hour esophageal pH monitoring with symptom index», Digestive Diseases and Sciences, Kluwer Academic Publishers-Plenum Publishers, vol.36, no5, , p.565-571. (ISSN0163-2116 et 1573-2568, DOI10.1007/BF01297020, résumé)
(en) Garcia-Pulido J., Patel P.H., Hunter W.C., Douglas J.E., Thomas E., «Esophageal contribution to chest pain in patients with coronary artery disease», Chest, vol.98, no4, , p.806-810 (PMID2209134, lire en ligne, consulté le )modifier
(en) Joel E. Richter, Edward G. Hewson, Jane W. Sinclair, Christine B. Dalton, «Acid perfusion test and 24-hour esophageal pH monitoring with symptom index», Digestive Diseases and Sciences, Kluwer Academic Publishers-Plenum Publishers, vol.36, no5, , p.565-571. (ISSN0163-2116 et 1573-2568, DOI10.1007/BF01297020, résumé)