ROSIAK, Krzysztof, WALOCH, Kamil, USZOK, Zofia, ŁEPIK, Michał, PŁESKA, Kacper, REGUŁA, Kacper, PIASZCZYŃSKI, Szymon, CZAJKA, Andrzej, WOJTANIA, Joanna and SZYMAŃSKI, Bartłomiej. Role of Contrast in Ultrasonography: significance, types, benefits, and limitations. A comprehensive review. Journal of Education, Health and Sport. Online. 26 May 2024. Vol. 72, p. 51114. [Accessed 29 June 2024]. DOI 10.12775/JEHS.2024.72.51114.