FORTUNA, Milena, HETNAR , Paulina, KIPER, Sebastian, TOCZEK, Sławomir, TOMALA, Magdalena, JASTROWICZ-CHĘĆ, Katarzyna, KORYSZKO, Klaudia, POKRYWKA, Natalia, SUWAŁA, Dawid and POLAK, Marcelina. Relative Energy Deficiency in Sport (RED-S): A Systematic Overview of Mechanisms, Effects, and Clinical Implications. Quality in Sport. Online. 9 June 2025. Vol. 42, p. 60506. [Accessed 25 December 2025]. DOI 10.12775/QS.2025.42.60506.