1.
Colletto GMDD, Segre CA de M, Beiguelman B. Twinning rate in a sample from a Brazilian hospital with a high standard of reproductive care. Sao Paulo Med J [Internet]. 2001 Nov. 11 [cited 2025 Oct. 16];119(6):216-9. Available from: https://periodicosapm.emnuvens.com.br/spmj/article/view/2785