Quigley, Eamonn M M Functional dyspepsia (FD) and non-erosive reflux disease (NERD): overlapping or discrete entities? [electronic resource] - Best practice & research. Clinical gastroenterology Aug 2004 - 695-706 p. digital Publication Type: Journal Article; Review ISSN: 1521-6918 Standard No.: 10.1016/j.bpg.2004.04.004 doi Subjects--Topical Terms: Diagnosis, DifferentialDyspepsia--diagnosisGastroesophageal Reflux--diagnosisHumansPrevalence