Esophageal eosinophilia is increased in rural areas with low population density: results from a national pathology database.
Jensen ET, Hoffman K, Shaheen NJ, Genta RM, Dellon ES. Esophageal eosinophilia is increased in rural areas with low population density: results from a national pathology database. Am J Gastroenterol. 2014 May; 109(5):668-75.