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Overview Upper gastrointestinal tract cancers originating in the esophagus, esophagogastric junction (EGJ), and stomach constitute a major health problem around the world. An estimated 37,640 new cases of and 25,070 deaths from upper gastrointestinal cancers occurred in the United States in 2010.1 A dramatic shift in the location of upper gastrointestinal tumors has occurred in the United States.2,3 Changes in hisNCCN
Ajani et al. (Mon,) studied this question.
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