Effect of four different hamstring and quadriceps training protocols on explosive strength Alberto Melián Ortiz, David Varillas Delgado, Sofía Laguarta Val

Morphological aspects of the quadriceps and their relationship with torque and power parameters in male soccer players at the beginning of the season Thaissa Gonzaga Blanco Pardo, João Cláudio Braga Pereira Machado, Stephany Fernandes Rodrigues da Rocha, Matheus Henrique Leão, Rafael Martins da Costa, Rodrigo Ghedini Gheller, Mateus Rossato

Hamstrings/quadriceps ratio in isokinetic tests: are we looking in wrong direction? Pavel Loeza Magaña, Iván Giovani Valdez Solis, Delia Daniela Fernández Carapia, Lezly Elizabeth Alcalá Morales, Pedro Iván Arias Vázquez, Héctor Ricardo Quezada González