Effects of transcranial direct current stimulation, associated with manual vagus nerve therapy, on pain in women with fibromyalgia: study protocol for a double-blind, randomized, controlled clinical trial. - Torres, Aebe Alves; Cordeiro, Bárbara Naeme Lima; Myiamoto, Samira Tatyiama; Gava, Pablo Lúcio; Pestana, Andressa Braz Carlini; Valim, Valéria; de Oliveira Gomes, Gustavo Pinto; Vidal, Pamela Reis; Kuster, Elizangela; da Silva Rocha, Jader Vinicius; da Silva Arêas, Fernando Zanela (Trials, 2025)