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Ask UNMC! Sean Langenfeld, MD, UNMC College of Medicine

Sean Langenfeld, MD, UNMC College of Medicine

Produced by UNMC, the “Ask UNMC” segments run initially on KETV Channel 7 newscasts.

Sean Langenfeld, MD, UNMC College of Medicine, answers: I’m nervous about my upcoming colonoscopy. How should I prepare?

Click the Play button below.

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