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Thyroid gland
The thyroid gland, a part of the endocrine (hormone) system, plays a major role in regulating the body's metabolism.
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Update Date:
April 29, 2009
Deborah Wexler, MD, Assistant Professor of Medicine, Harvard Medical School, Endocrinologist, Massachusetts General Hospital. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.
