JANAS-NAZE, Anna, CHIŻYŃSKI, Adam, SZCZEPKOWSKA, Aleksandra and OSICA, Piotr. Sublingual ranula in a 71-year-old patient. Pedagogy and Psychology of Sport. Online. 11 January 2016. Vol. 2, no. 1, pp. 11-16. [Accessed 17 July 2024]. DOI 10.12775/PPS.2015.02.01.001.