Oliveira, Ricardo de Ávila, Andréa Castro Porto Mazzucca, Daniela Vianna Pachito, Rachel Riera, and José Carlos da Costa Baptista-Silva. 2018. “Evidence for Varicose Vein Treatment: An Overview of Systematic Reviews”. São Paulo Medical Journal 136 (4):324-32. https://periodicosapm.emnuvens.com.br/spmj/article/view/1215.