Vakhitov, L.I. «Influence of Orthostatic Loading Probes on Pumping Function of the Heart of Athletes With Disabilities of Health». Revista San Gregorio 1, no. 32 (agosto 9, 2019): 28–31. Accedido junio 23, 2024. https://www.revista.sangregorio.edu.ec/index.php/REVISTASANGREGORIO/article/view/991.