BBC News Health - Human Gland evolved from Gills
The human parathyroid gland, which regulates calcium levels, probably evolved from fish gills, say researchers. | Endocrine Surgeon: Parathyroid
Includes a history, symptoms, diagnosis, and related topics done in a easy to read format. | Parathyroid.com
Discusses diseases, symptoms, tests, and treatments, including mini-surgery. |
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