A study protocol for an ongoing multi-arm, randomized, double-blind, sham-controlled clinical trial with digital features, using portable transcranial electrical stimulation and internet-based behavioral therapy for major depression disorders: the PSYLECT study - Borrione, Lucas; Cirillo, Patricia C; Aparicio, Luana V. M; Cavendish, Beatriz A; Valiengo, Leandro; Moura, Darin O; Souza, Juliana P. de; Lotufo, Paulo Andrade; Benseñor, Isabela Judith Martins; Brunoni, Andre Russowsky (Expert review of neurotherapeutics, 2022)