Walking training at the heart rate of pain threshold improves cardiovascular function and autonomic regulation in intermittent claudication: a randomized controlled trial - Chehuen, Marcel; Cucato, Gabriel G; Carvalho, Celso Ricardo Fernandes de; Ritti-Dias, Raphael M; Wolosker, Nelson; Leicht, Anthony S; Forjaz, C. L. M. (Journal of Science and Medicine in Sport, 2017)