Zhihu, a high-quality Q&A community on the Chinese Internet and an original content platform where creators gather, was officially launched in January 2011 with the brand mission of "allowing people to better share knowledge, experience and insights, and find their own answers." Zhihu. Calcitonin is a polypeptide hormone synthesized and secreted by thyroid parafollicular cells (also known as C cells). It can reduce calcium concentration in the blood and inhibit calcium and phosphorus absorption. This indicator has certain significance for the auxiliary diagnosis of medullary thyroid cancer. But remember this: anything.
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