Predictive factors for sperm retrieval and sperm injection outcomes in obstructive azoospermia: do etiology, retrieval techniques and gamete source play a role? . Clinics, [S. l.], v. 68, n. spe, p. 111–119, 2013. DOI: 10.6061/clinics/2013(Sup01)12. Disponível em: https://www.journals.usp.br/clinics/article/view/53184.. Acesso em: 19 may. 2024.