Kosińska A, Niedbał P, Poborowska D, Kahan W, Szafrańska W, Polańska K, et al. Is physical activity an effective remedy for insomnia? - a review. Qual Sport [Internet]. 2024 Aug. 24 [cited 2025 Jun. 28];20:54131. Available from: https://apcz.umk.pl/QS/article/view/54131