DROZD, Małgorzata, MARZĘDA, Magdalena, BLICHARZ, Agnieszka, CZARNOTA, Jakub and PIECEWICZ-SZCZĘSNA, Halina. Unclear etiology and current hypotheses of the pathogenesis of fibromyalgia. Journal of Education, Health and Sport. Online. 15 September 2020. Vol. 10, no. 9, pp. 338-344. [Accessed 28 July 2024]. DOI 10.12775/JEHS.2020.10.09.038.