Walitt, Brian, Gerard Urrútia, María Betina Nishishinya, Sarah E. Cantrell, and Winfried Häuser. “Selective Serotonin Reuptake Inhibitors for Fibromyalgia Syndrome”. São Paulo Medical Journal 133, no. 5 (September 9, 2015): 454. Accessed March 14, 2025. https://periodicosapm.emnuvens.com.br/spmj/article/view/1645.