de Medeiros, Roberta, and Marcelo Saad. “Acupuncture: Physiological Effect Beyond the Placebo Effect”. O Mundo da Saúde 33, no. 1 (January 1, 2009): 69–72. Accessed October 14, 2025. https://revistamundodasaude.emnuvens.com.br/mundodasaude/article/view/787.