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All procedures performed in the study involving human participants were in accordance with the ethical committee of Faculty of Medicine, Alexandria University, Egypt, and with the 1964 Helsinki Declaration and its later amendments.
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Salem, T.M., Abdelmonem, E. & Fayad, A. Hashimoto’s thyroiditis, iron, and vitamin D deficiency among Egyptian female patients: associations and possible causalities. Hormones 20, 833–836 (2021). https://doi.org/10.1007/s42000-021-00297-z
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DOI: https://doi.org/10.1007/s42000-021-00297-z