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300tube TED-Ed   28 September, 2017

Download youtube The surprising cause of stomach ulcers - Rusha Modi mp3,mp4,webm,3gp

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It’s a common misconception that stomach ulcers are caused by emotional upset, psychological distress, or spicy food. Yet no convincing study has ever demonstrated that these factors directly cause ulcer disease. So what does cause stomach ulcers? Rusha Modi explains how one doctor’s famous (and dangerous) experiment led us to the answer. 

Lesson by Rusha Modi, directed by Black Powder Design.

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