Brazilian Jiu-Jitsu simulated competition part I: metabolic, hormonal, cellular damage, and heart rate responses - Andreato, Leonardo V; Julio, Ursula F; Panissa, Valeria L. G; Esteves, João V. D. C; Hardt, Felipe; Moraes, Solange M. F. de; Souza, Camila O. de; Franchini, Emerson (Journal of strength and conditioning research, 2015)