Gindulis M, Netzer N, Burtscher M, Gatterer H, Schmidt C, Morrison A, Küpper T. Extreme sleep fragmentation for 11 consecutive days and nights does not significantly alter total sleep time, and sleep stage distribution, during the continuous alpine downhill skiing world record. Health Prom Phys Act [Internet]. 2021 Dec. 30 [cited 2024 Jul. 3];17(4):18-24. Available from: https://journals.anstar.edu.pl/index.php/hppa/article/view/183