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Welcome to the Preferred Care Health Encyclopedia! Your one-stop resource for the latest health information • Want to know more about a medical procedure? • Need more information to make an educated health decision? • Curious about the medications you take every day? • Need research information for a school health assignment?

If you have questions like these, or want to know more about any health and wellness topic, this is the place to start.

You'll find reliable, unbiased answers. And you can rest assured that the information you find here is accurate and up to date because it's updated regularly by a review board of more than 90 physicians and specialists.

The Preferred Care Health Encyclopedia is powered by the Healthwise® Knowledgebase.

Click here to search the Preferred Care online Health Encyclopedia.

Revised: July 2005