Daher, S., F. Fonseca, R. Mattar, C. C. Musatti, and M. G. de Lima. “Inhibitory Serum Factor of Lymphoproliferative Response to Allogeneic Cells in Pregnancy”. São Paulo Medical Journal, vol. 115, no. 4, July 1997, pp. 1485-9, https://periodicosapm.emnuvens.com.br/spmj/article/view/2115.