Meta-analyses of the effects of high-intensity interval training in elite athletes—part I: mean effects on various performance measures - Wiesinger, Hans-Peter; Stöggl, Thomas Leonard; Haller, Nils; Blumkaitis, Julia; Strepp, Tilmann; Kilzer, Francesca; Schmuttermair, Anna; Hopkins, Will G. (Frontiers in Physiology, 2025)