Researchers at Columbia University Medical Center (CUMC) have identified the critical early cellular and molecular events that give rise to a type of esophageal cancer called esophageal adenocarcinoma, the fastest-rising solid tumor in the United States.
http://www.cumc.columbia.edu/news-room/2012/01/study-reveals-origins-of-esophageal-cancer/
Study Reveals Origins of Esophageal Cancer