A barium swallow is a type of X-ray test that helps your doctor see the back of your mouth and throat (pharynx), and the tube that extends from the back of the tongue down to the stomach (esophagus).
Add-Aspirin trial: A phase III, double blind, placebo-controlled, randomized trial assessing the effects of aspirin on disease recurrence and survival after primary therapy in common nonmetastatic ...
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