1.
TYWANEK, Ewa, WOŹNIAK, Magdalena, ZWOLAK, Agnieszka and ŁUCZYK, Robert Jan. Popular co-occurrence of thyroid autoimmune disorders and specific gastrointestinal tract diseases. Journal of Education, Health and Sport. Online. 19 August 2019. Vol. 9, no. 8, pp. 243-249. [Accessed 18 April 2024].