Lassner KJ, Chen CH, Oberle MW, da Trindade TC, Aguinaga H. Analysis of sterilization failure in Brazil. Int J Gynaecol Obstet. 1988 Oct;27(2):255-63.
Lassner KJ, Chen CH, Oberle MW, da Trindade TC, Aguinaga H. Analysis of sterilization failure in Brazil. Int J Gynaecol Obstet. 1988 Oct;27(2):255-63.