Silva, C., E. C. S. Almeida, E. de C. Côbo, V. F. M. Zeferino, E. F. C. Murta, and R. M. Etchebehere. “A Retrospective Study on Cervical Intraepithelial Lesions of Low-Grade and Undetermined Significance: Evolution, Associated Factors and Cytohistological Correlation”. São Paulo Medical Journal, vol. 132, no. 2, Apr. 2014, pp. 92-96, https://periodicosapm.emnuvens.com.br/spmj/article/view/1183.