Krulova, Alevtina V., Tatiana A. Anikina, Alekcei A. Zverev, Ekaterina N. Zvereva, and Timur L. Zefirov. 2018. “Adaptive Reaction of the Sympathoadrenal System of Girls on Physical Activity”. Amazonia Investiga 7 (16):77-83. https://amazoniainvestiga.info/index.php/amazonia/article/view/379.