Normative Yo-Yo Intermittent Recovery Level 1 and Yo-Yo Intermittent Endurance Level 1 test values of boys aged 9–16 years

Autor: Schmitz, Boris, Pfeifer, Carina, Kreitz, Kiana, Borowski, Matthias, Faldum, Andreas, Brand, Stefan-Martin
Zdroj: In Journal of Science and Medicine in Sport September 2019 22(9):1030-1037
Databáze: ScienceDirect