Prescribed versus preferred intensity resistance exercise in fibromyalgia pain - Ribeiro, Roberta P. da Cunha; Franco, Tathiane C; Pinto, Ana J; Pontes Filho, Marco A. G; Domiciano, Diogo S; Pinto, Ana L. de Sá; Lima, Fernanda R; Roschel, Hamilton; Gualano, Bruno (Frontiers in physiology, 2018)