SZWAJKOSZ, Katarzyna, WAWRYNIUK, Agnieszka, SAWICKA, Katarzyna, ŁUCZYK, Robert and TOMASZEWSKI, Andrzej. Hypothyroidism being caused by chronic autoimmune inflammation of the thyroid gland. Journal of Education, Health and Sport. Online. 28 April 2017. Vol. 7, no. 5, pp. 41-54. [Accessed 2 February 2025].