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Mast cell activation syndrome, or MCAS, is a disorder caused by an over-reactive response from a group of cells known as mast cells
They are for patients with dual deficiencies, combining Vitamin B12 with other nutrients
doi: 10.1016/j.jaut.2017.06.001 133 MoltchanovaEVSchreierNLammiNKarvonenM
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* Correspondence: Fan Guo, [email protected] Disclaimer All claims expressed in this article are solely those of the authors and do not necessarily represent those of their affiliated organizations, or those of the publisher, the editors and the reviewers
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