KIERSZNOWSKA, Nina, BUCHMAN, Małgorzata, BOGACKA , Anna, GÓROWSKA, Anna, SOBIŚ, Martyna, JANIK, Natalia, JANOWIAK, Julia, WADOWSKA, Zuzanna, LENART, Julia and MIŁEK, Barbara. Sleep Disturbances, Melatonin, and Tryptophan Metabolism in Irritable Bowel Syndrome: A Comprehensive Review. Quality in Sport. Online. 28 December 2025. Vol. 48, p. 67050. [Accessed 28 December 2025]. DOI 10.12775/QS.2025.48.67050.