EPIDEMIOLOGICAL STUDY OF SPANISH RECREATIONAL RUNNERS - Rosa Villanueva; Romana Albaladejo; Javier Rueda Ojeda; Carlos García González; NAVANDAR, ARCHIT; CHORRO HERNANDEZ, DAVID; TORRES MARQUEZ, GONZALO; NAVARRO CABELLO, ENRIQUE (Isbs - Conference Proceedings. 34 International Conference Of Biomechanics In Sport, 2016)