BÉRZIN, Maria da Graça Rodrigues. Chronic pain - a psychological approach. Brazilian Journal of Oral Sciences, Limeira, SP, v. 3, n. 10, p. 480–483, 2015. DOI: 10.20396/bjos.v3i10.8641757. Disponível em: https://periodicos.sbu.unicamp.br/ojs/index.php/bjos/article/view/8641757. Acesso em: 17 jun. 2024.